Dyfyniad APA

Feduccia, A., & McCrady, E. (1991). Torrey's morphogenesis of the vertebrates (5th ed.). J. Wiley.

Dyfyniad Arddull Chicago

Feduccia, Alan, and Edward McCrady. Torrey's Morphogenesis of the Vertebrates. 5th ed. New York: J. Wiley, 1991.

Dyfyniad MLA

Feduccia, Alan, and Edward McCrady. Torrey's Morphogenesis of the Vertebrates. 5th ed. J. Wiley, 1991.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.