Cita APA (7a ed.)

Sadava, D. E. (2008). Life, the science of biology (8th instructor's edition.). Sinauer Associates W.H. Freeman and Co.

Cita Chicago Style (17a ed.)

Sadava, David E. Life, the Science of Biology. 8th instructor's edition. Sunderland, MA, Gordonsville, VA: Sinauer Associates W.H. Freeman and Co, 2008.

Cita MLA (9a ed.)

Sadava, David E. Life, the Science of Biology. 8th instructor's edition. Sinauer Associates W.H. Freeman and Co, 2008.