APA stil citiranja

Tudge, C. (1992). Last animals at the zoo: Last animals at the zoo : how mass extinction can be stopped. Washington [etc.]: Island Press.

Chicago stil citiranja

Tudge, Colin. Last animals at the zoo: Last animals at the zoo : how mass extinction can be stopped. Washington [etc.]: Island Press, 1992.

MLA stil citiranja

Tudge, Colin. Last animals at the zoo: Last animals at the zoo : how mass extinction can be stopped. Washington [etc.]: Island Press, 1992.