APA Style

Kruuk, Hans. (2006). Otters ecology, Behavior and conservation . New York: Oxford University Press.

Chicago Style

Kruuk, Hans. Otters ecology, Behavior and conservation. New York: Oxford University Press, 2006. Text.

MLA Style

Kruuk, Hans. Otters ecology, Behavior and conservation. New York: Oxford University Press, 2006. Text.

Turabian Style

Kruuk, Hans. Otters ecology, Behavior and conservation. New York: Oxford University Press, 2006. Print.