Dyfyniad APA

Pillsbury, D. M., & Heaton, C. L. (1980). A Manual of dermatogy. W.B.Saunders Company.

Dyfyniad Arddull Chicago

Pillsbury, Donad M., and Charles L. Heaton. A Manual of Dermatogy. Toronto: W.B.Saunders Company, 1980.

Dyfyniad MLA

Pillsbury, Donad M., and Charles L. Heaton. A Manual of Dermatogy. W.B.Saunders Company, 1980.

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