APA Citation

W.D, B. (1970). Plants,Man,and the Ecosystem. California:Wadsworth Publishing Company,Inc.

Chicago Style Citation

W.D, Billings. Plants,Man,and the Ecosystem. California:Wadsworth Publishing Company,Inc, 1970.

MLA Citation

W.D, Billings. Plants,Man,and the Ecosystem. California:Wadsworth Publishing Company,Inc, 1970.

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