APA-viite (7. p.)
Cummings, C. H. (2008). Uncertain peril: Genetic engineering and the future of seeds. Beacon Press.
Chicago-viite (17. p.)
Cummings, Claire Hope. Uncertain Peril: Genetic Engineering and the Future of Seeds. Boston, Mass.: Beacon Press, 2008.
MLA-viite (9. p.)
Cummings, Claire Hope. Uncertain Peril: Genetic Engineering and the Future of Seeds. Beacon Press, 2008.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.