Dyfyniad APA

Bettelheim, F. A., Brown, W. H., Campbell, M. K., & Farrell, S. O. (2010). Introduction to general, organic, and biochemistry (9th ed.). Brooks/Cole, Cengage Learning.

Dyfyniad Arddull Chicago

Bettelheim, Frederick A., William H. Brown, Mary K. Campbell, and Shawn O. Farrell. Introduction to General, Organic, and Biochemistry. 9th ed. Belmont, CA: Brooks/Cole, Cengage Learning, 2010.

Dyfyniad MLA

Bettelheim, Frederick A., et al. Introduction to General, Organic, and Biochemistry. 9th ed. Brooks/Cole, Cengage Learning, 2010.

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