एपीए उद्धरण

Neville G Gregory. (2004). Physiology and Behaviour of animal suffering (1.). blackwell Publishing.

शिकागो स्टाइल उद्धरण

Neville G Gregory. Physiology and Behaviour of Animal Suffering. 1. blackwell Publishing, 2004.

एमएलए उद्धरण

Neville G Gregory. Physiology and Behaviour of Animal Suffering. 1. blackwell Publishing, 2004.