F. Harvey Pough, J. B. H. Vertebrate life. Macmillan.
Chicago Style CitationF. Harvey Pough, John B. Heisser. Vertebrate Life. Macmillan.
MLA CitationF. Harvey Pough, John B. Heisser. Vertebrate Life. Macmillan.
Warning: These citations may not always be 100% accurate.