Dyfyniad APA
Holum, J. R. (1975). Elements of general and biological chemistry (4th ed.). Wiley.
Dyfyniad Arddull Chicago
Holum, John R. Elements of General and Biological Chemistry. 4th ed. New York: Wiley, 1975.
Dyfyniad MLA
Holum, John R. Elements of General and Biological Chemistry. 4th ed. Wiley, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.