Calabrese, E. J. (1983). Principles of animal extrapolation. Wiley.
Chicago Style (17th ed.) ZitazioaCalabrese, Edward J. Principles of Animal Extrapolation. New York: Wiley, 1983.
MLA (9th ed.) ZitazioaCalabrese, Edward J. Principles of Animal Extrapolation. Wiley, 1983.
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