National Academy of Science
http://www.accademiaxl.it/documenti_pdf/Le%20Biotecnologie.pdf

Consensus document on GMOs Safety
http://www.siga.unina.it/circolari/Consensus_ITA.pdf

Consensus document on Coexistence
http://www.aissa.it/Consensus2006.pdf

Here are some that may help too

Various joint US NAS boards

http://www.nap.edu/openbook.php?isbn=0309092094

WHO

http://www.who.int/foodsafety/publications/biotech/biotech_en.pdf

Australian FSANZ regulator

http://www.foodstandards.gov.au/_srcfiles/GM%20Foods_text_pp_final.pdf

American Council on Science and Health, Biotechnology and Food (2000).
http://www.acsh.org/publications/booklets/biotechnology2000.pdf

American Dietetic Association, Biotechnology and the Future of Food-Position of ADA (reaffirmed 2000).
http://www.eatright.org/abiotechnology.html

American Medical Association Council on Scientific Affairs, Genetically Modified Crops and Foods (I-00) Full Text (2000).
http://www.ama-assn.org/ama/pub/article/2036-4030.html

American Phytopathological Society, Statement on Biotechnology and its Application to Plant Pathology (August 2001).
http://www.apsnet.org/media/ps/aps%20biotech%20statement.pdf

American Seed Trade Association, ASTA Position Statement on Genetically Modified Plant Varieties.
http://www.amseed.com/govt_statementsDetail.asp?id=43

American Society of Plant Biologists, Statement on Genetic Modification of Plants Using Biotechnology.
http://www.aspb.org/publicaffairs/aspb_statement_on_genetic_modifi.cfm

Council for Agricultural Science and Technology, Position Statement on Food and Agricultural Biotechnology (2000).
http://www.cast-science.org/

Food and Agriculture Organization of the United Nations, Statement on Biotechnology (March 2000).
http://www.fao.org/biotech/stat.asp

GM Science Review Panel, United Kingdom (July 2003)
http://www.gmsciencedebate.org.uk/

International Association of Plant Breeders (ASSINSEL), Position Paper on Genetically Enhanced Plant Varieties for Food and Feed Uses (May 31, 2001).
http://www.worldseed.org/GEPVe.htm

International Society of African Scientists, Position Statement adopted at a technical conference held on October 5, 2001, Potential Benefits of Biotechnology to Agriculture in Africa and the Caribbean (2001).
http://www.aspb.org/publicaffairs/agricultural/africanbiotech.cfm

New Zealand Royal Commission, Report of the New Zealand Royal Commission on Genetic Modification (2001).
http://www.gmcommission.govt.nz/RCGM/index.html

Pontifical Academy of Sciences, Science and the Future of Mankind: Science for Man and Man for Science, "Study Document on the Use of 'Genetically Modified Food Plants' to Combat Hunger in the World" by Nicola Cabibbo (2001).
http://www.vatican.va/roman_curia/pontifical_academies/acdscien/documents/sv%2099(5of5).pdf

Royal Society, Genetically Modified Plants for Food Use and Human Health-An Update (February 2002).
http://www.royalsoc.ac.uk/files/statfiles/document-165.pdf

Royal Society of London, U.S. National Academy of Sciences, Brazilian Academy of Sciences, Chinese Academy of Sciences, Indian National Science Academy, Mexican Academy of Sciences, and Third World Academy of Sciences, Transgenic Plants and World Agriculture (2000).
http://www.nap.edu/books/NI000227/html/

International Union of Food Science and Technology (IUFoST) (2005)
http://www.worldfoodscience.org/pdf/IUFBiotechnologyFood.pdf

http://www.fao.org/Biotech/stat.asp