Dyfyniad APA

Shumway, w. (1942). Introduction to vetebrate embryology. John wiley.

Dyfyniad Arddull Chicago

Shumway, waldo. Introduction to Vetebrate Embryology. New york: John wiley, 1942.

Dyfyniad MLA

Shumway, waldo. Introduction to Vetebrate Embryology. John wiley, 1942.

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