Dyfyniad APA

Campbell, M. K., & Farrell, S. O. (2012). Biochemistry (Seventh edition.). Brooks/Cole, Cengage Learning.

Dyfyniad Arddull Chicago

Campbell, Mary K., and Shawn O. Farrell. Biochemistry. Seventh edition. Belmont, CA: Brooks/Cole, Cengage Learning, 2012.

Dyfyniad MLA

Campbell, Mary K., and Shawn O. Farrell. Biochemistry. Seventh edition. Brooks/Cole, Cengage Learning, 2012.

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