APA (7th ed.) Citation

Ashton-Jones, N. J. (2000). A guide to understanding the environment. Department of Environment and Natural Resources.

Chicago Style (17th ed.) Citation

Ashton-Jones, Nick J. A Guide to Understanding the Environment. Quezon City: Department of Environment and Natural Resources, 2000.

MLA (9th ed.) Citation

Ashton-Jones, Nick J. A Guide to Understanding the Environment. Department of Environment and Natural Resources, 2000.

Warning: These citations may not always be 100% accurate.