Dyfyniad APA

Howe, C. (2007). Gene cloning and manipulation (2nd ed.). C U P.

Dyfyniad Arddull Chicago

Howe, Christopher. Gene Cloning and Manipulation. 2nd ed. New York: C U P, 2007.

Dyfyniad MLA

Howe, Christopher. Gene Cloning and Manipulation. 2nd ed. C U P, 2007.

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