APA (7th ed.) Citation

Spilsbury, L., & Spilsbury, R. (2008). Planet under pressure: Animals under threat. Raintree Pub.

Chicago Style (17th ed.) Citation

Spilsbury, Louise, and Richard Spilsbury. Planet Under Pressure: Animals Under Threat. UK: Raintree Pub, 2008.

MLA (9th ed.) Citation

Spilsbury, Louise, and Richard Spilsbury. Planet Under Pressure: Animals Under Threat. Raintree Pub, 2008.