Cita APA

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

Citación estilo Chicago

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

Cita MLA

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

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