Franklin

MLA

Bostock, Stephen St. C. Zoos and Animal Rights : the Ethics of Keeping Animals. London: Routledge, 1993.

APA

Bostock, S. St. C. (1993). Zoos and animal rights : the ethics of keeping animals. London: Routledge.

Chicago

Bostock, Stephen St. C., Zoos and Animal Rights: The Ethics of Keeping Animals. London: Routledge, 1993.