Dyfyniad APA

Litzenberg, J. C. (1957). Synopsis of obstetrics (5th ed., rev. by Charles E. McLennan.). Mosby.

Dyfyniad Arddull Chicago

Litzenberg, Jennings Crawford. Synopsis of Obstetrics. 5th ed., rev. by Charles E. McLennan. Saint Louis: Mosby, 1957.

Dyfyniad MLA

Litzenberg, Jennings Crawford. Synopsis of Obstetrics. 5th ed., rev. by Charles E. McLennan. Mosby, 1957.

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