Dyfyniad APA

Berg, J. (2012). Biochemistry (7th ed.). W H Freeman and company.

Dyfyniad Arddull Chicago

Berg, Jeremy...[et.al]. Biochemistry. 7th ed. New York: W H Freeman and company, 2012.

Dyfyniad MLA

Berg, Jeremy...[et.al]. Biochemistry. 7th ed. W H Freeman and company, 2012.

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