APA-viite

Bill Friman. (1993). Environmental ecology: The ecological effects of pollution, disturbance, and other stresses. San Diego, California: Academic.

Chicago-tyylinen lähdeviittaus

Bill Friman. Environmental Ecology: The Ecological Effects of Pollution, Disturbance, and Other Stresses. San Diego, California: Academic, 1993.

MLA-viite

Bill Friman. Environmental Ecology: The Ecological Effects of Pollution, Disturbance, and Other Stresses. San Diego, California: Academic, 1993.

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