Dyfyniad APA

Cohen, W. R. (1999). Cherry and Merkatz`s complications of pregnancy (5th ed.). Lippincott Williams & Wilkins.

Dyfyniad Arddull Chicago

Cohen, Wayne R. Cherry and Merkatz`s Complications of Pregnancy. 5th ed. Philadelphia: Lippincott Williams & Wilkins, 1999.

Dyfyniad MLA

Cohen, Wayne R. Cherry and Merkatz`s Complications of Pregnancy. 5th ed. Lippincott Williams & Wilkins, 1999.

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