Dyfyniad APA

Weichert, C. K. (1959). Elements of chordate anatomy (2nd ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Weichert, Charles K. Elements of Chordate Anatomy. 2nd ed. New York: McGraw-Hill, 1959.

Dyfyniad MLA

Weichert, Charles K. Elements of Chordate Anatomy. 2nd ed. McGraw-Hill, 1959.

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