एपीए उद्धरण

Crawshaw, G. (2000). Essentials of Reptiles: A Guide for Practitioners.

शिकागो स्टाइल उद्धरण

Crawshaw, Graham. Essentials of Reptiles: A Guide for Practitioners. 2000.

एमएलए उद्धरण

Crawshaw, Graham. Essentials of Reptiles: A Guide for Practitioners. 2000.