Vertebrate life
MLA
Pough, F. Harvey, Christine M Janis, and John B Heiser. Vertebrate Life. 9th ed. Boston: Pearson, 2013
APA, 7th edition
Pough, F. Harvey, Janis, C. M, & Heiser, J. B. (2013). Vertebrate life. 9th ed. Boston: Pearson
Chicago, 17th edition
Pough, F. Harvey., Christine M Janis, and John B Heiser. Vertebrate life. 9th ed. Boston: Pearson, 2013