Citazione Stile APA (7a Edizione)
Czech, B., & Krausman, P. R. (2001). The Endangered Species Act: History, conservation biology, and public policy. Johns Hopkins University Press.
Citazione stile Chigago Style (17a edizione)
Czech, Brian, e Paul R. Krausman. The Endangered Species Act: History, Conservation Biology, and Public Policy. Baltimore: Johns Hopkins University Press, 2001.
Citatione MLA (9a ed.)
Czech, Brian, e Paul R. Krausman. The Endangered Species Act: History, Conservation Biology, and Public Policy. Johns Hopkins University Press, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.