APA Alıntı

Purves, W. K., Orians, G. H., & Heller, H. (1995). Life: The science of biology (4th ed.). Utah: Sinauer.

Chicago Stili Alıntı

Purves, William K., Gordon H. Orians, and H.Craig Heller. Life: The Science of Biology. 4th ed. Utah: Sinauer, 1995.

MLA Alıntı

Purves, William K., Gordon H. Orians, and H.Craig Heller. Life: The Science of Biology. 4th ed. Utah: Sinauer, 1995.