Weichert, C. K. (1951). Comparative Vertebrate Anatomy. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Weichert, Charles K. Comparative Vertebrate Anatomy. New York: McGraw-Hill, 1951.
Lua MLA (9ú heag.)Weichert, Charles K. Comparative Vertebrate Anatomy. McGraw-Hill, 1951.
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