APA (7th ed.) Citation

Raven, P. H., & Johnson, G. B. (1995). Understanding biology. Wm.C Brown.

Chicago Style (17th ed.) Citation

Raven, Peter H., and George B. Johnson. Understanding Biology. Dubuque, IA: Wm.C Brown, 1995.

MLA (9th ed.) Citation

Raven, Peter H., and George B. Johnson. Understanding Biology. Wm.C Brown, 1995.

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