APA (7th ed.) Citation

Enger, E. D., & Ross, F. C. (2005). Concepts in biology (11th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Enger, Eldon D., and Frederick C. Ross. Concepts in Biology. 11th ed. Boston: McGraw-Hill, 2005.

MLA (9th ed.) Citation

Enger, Eldon D., and Frederick C. Ross. Concepts in Biology. 11th ed. McGraw-Hill, 2005.