APA Edition Citation

Grzimek, B. (1976). Grzimek's Encyclopedia of ecology.

Chicago Edition Citation

Grzimek, Bernhard. Grzimek's Encyclopedia of Ecology. Van Nostrand Reinhold Co., New York, 1976.

MLA Edition Citation

Grzimek, Bernhard. Grzimek's Encyclopedia of Ecology. 1976.

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