Dyfyniad APA

E Lendell Cockrum. (1969). Laboratory exercises in zoology. London: W. B. Saunders.

Dyfyniad Arddull Chicago

E Lendell Cockrum. Laboratory Exercises in Zoology. London: W. B. Saunders, 1969.

Dyfyniad MLA

E Lendell Cockrum. Laboratory Exercises in Zoology. London: W. B. Saunders, 1969.

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