Last animals at the zoo : how mass extinction can be stopped

MLA

Tudge, Colin. Last animals at the zoo : how mass extinction can be stopped. First Island Press edition. Washington, D.C. : Island Press, 1992, c1991.

APA

Tudge, C. (1992). Last animals at the zoo : how mass extinction can be stopped. First Island Press edition. Washington, D.C. : Island Press.

Chicago

Tudge, Colin. Last animals at the zoo : how mass extinction can be stopped. First Island Press edition. Washington, D.C. : Island Press, 1992, c1991.