Cita APA (7th ed.)
Cox, G. W. (1993). Conservation ecology: Biosphere & biosurvival. WCB.
Cita Chicago (17th ed.)
Cox, George W. Conservation Ecology: Biosphere & Biosurvival. Iowa: WCB, 1993.
Cita MLA (9th ed.)
Cox, George W. Conservation Ecology: Biosphere & Biosurvival. WCB, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.