Dyfyniad APA

Denniston, K. J., & Topping, J. J. C. (2004). General, organic and biochemistry (4th ed.). McGraw Hill.

Dyfyniad Arddull Chicago

Denniston, Katherine J., and Joseph J. Caret Topping. General, Organic and Biochemistry. 4th ed. Boston: McGraw Hill, 2004.

Dyfyniad MLA

Denniston, Katherine J., and Joseph J. Caret Topping. General, Organic and Biochemistry. 4th ed. McGraw Hill, 2004.

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