APA (7th ed.) Citation

Curtis, F. D., & Urban, J. (1949). Biology in daily life. Ginn.

Chicago Style (17th ed.) Citation

Curtis, Francis D., and John Urban. Biology in Daily Life. Boston: Ginn, 1949.

MLA (8th ed.) Citation

Curtis, Francis D., and John Urban. Biology in Daily Life. Ginn, 1949.