APA-referens (7:e uppl.)

British Museum (Natural History). Dept. of Zoology & Lydekker, R. (1906). Guide to the gallery of Reptilia and Amphibia: In the Department of zoology of the British museum (Natural history). Printed by order of the Trustees.

Chicago-referens (17:e uppl.)

British Museum (Natural History). Dept. of Zoology och Richard Lydekker. Guide to the Gallery of Reptilia and Amphibia: In the Department of Zoology of the British Museum (Natural History). London: Printed by order of the Trustees, 1906.

MLA-referens (8:e uppl.)

British Museum (Natural History). Dept. of Zoology och Richard Lydekker. Guide to the Gallery of Reptilia and Amphibia: In the Department of Zoology of the British Museum (Natural History). Printed by order of the Trustees, 1906.