APA (7th ed.) Citation

(2001). The environment encyclopedia and directory 2001 (Third edition.). Europa Publications.

Chicago Style (17th ed.) Citation

The Environment Encyclopedia and Directory 2001. Third edition. London: Europa Publications, 2001.

MLA (8th ed.) Citation

The Environment Encyclopedia and Directory 2001. Third edition. Europa Publications, 2001.

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