APA引文

Enger, E. D., & Gibson, A. H. (1988). Concepts in Biology (5th ed.). Wm. C. Brown.

Chicago Style (17th ed.) Citation

Enger, Eldon D., and Andrew H. Gibson. Concepts in Biology. 5th ed. Iowa: Wm. C. Brown, 1988.

MLA引文

Enger, Eldon D., and Andrew H. Gibson. Concepts in Biology. 5th ed. Wm. C. Brown, 1988.