APA (7th ed.) Citation

INGER & Stuebing. (1997). A field guide to the frogs of Borneo. Natural History Pub..

Chicago Style (17th ed.) Citation

INGER and Stuebing. A Field Guide to the Frogs of Borneo. Kota Kinabalu, Sabah: Natural History Pub., 1997.

MLA (9th ed.) Citation

INGER and Stuebing. A Field Guide to the Frogs of Borneo. Natural History Pub., 1997.