MLA

Campbell, Neil Allison, Lawrence G Mitchell, and Jane B Reece. Biology. 5th ed. Menlo Park, Calif.: Benjamin Cummings, 1999.

APA

Campbell, N. Allison, Mitchell, L. G, & Reece, J. B. (1999). Biology. 5th ed. Menlo Park, Calif.: Benjamin Cummings.

Chicago

Campbell, Neil Allison, Lawrence G Mitchell, and Jane B. Reece. Biology. 5th ed. Menlo Park, Calif.: Benjamin Cummings, 1999.