Dyfyniad APA

Wells, T. (1963). Three vertebrates: : a practical guide, 2nd ed (2nd ed.). Heinemann educational.

Dyfyniad Arddull Chicago

Wells, Tag. Three Vertebrates: : A Practical Guide, 2nd Ed. 2nd ed. London: Heinemann educational, 1963.

Dyfyniad MLA

Wells, Tag. Three Vertebrates: : A Practical Guide, 2nd Ed. 2nd ed. Heinemann educational, 1963.

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