Dyfyniad APA

Black, J. G. (1999). Microbiology: Principles and explorations (4th ed.). Prentice Hall International, Inc..

Dyfyniad Arddull Chicago

Black, Jacquelyn G. Microbiology: Principles and Explorations. 4th ed. Upper Saddle River, New Jersey: Prentice Hall International, Inc., 1999.

Dyfyniad MLA

Black, Jacquelyn G. Microbiology: Principles and Explorations. 4th ed. Prentice Hall International, Inc., 1999.

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