Knapp, C. (1998). Pack of two: The intricate bond between people and dogs. Dial Press.
Citace podle Chicago (17th ed.)Knapp, Caroline. Pack of Two: The Intricate Bond Between People and Dogs. New York, N.Y: Dial Press, 1998.
Citace podle MLA (9th ed.)Knapp, Caroline. Pack of Two: The Intricate Bond Between People and Dogs. Dial Press, 1998.
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