Young, J.Z.
The life of vertebrates / J.Z. Young
Clarendon, 1962
Buku Teks SO
Pough, F. Harvey
Vertebrate life
Prentice-Hall, 1996
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Vertebrate life
William N. McFarland ...[et al.]
Macmillan, 1979
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Pough, F. Harvey
Vertebrate life
Prentice-Hall, 1999
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Orr, Robert T.
Vertebrate biology
Saunders, 1976
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