APA (7th ed.) Citation

Curtis, H., & Anderson, S. (1983). Biology (4ª edición.). Worth Publishers, Inc.

Chicago Style (17th ed.) Citation

Curtis, Helena, and Sally Anderson. Biology. 4ª edición. New York, NY: Worth Publishers, Inc, 1983.

MLA (9th ed.) Citation

Curtis, Helena, and Sally Anderson. Biology. 4ª edición. Worth Publishers, Inc, 1983.

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