Dyfyniad APA

Baird, N. C., Gillespie, R. J., Humphreys, D. A., & Robinson, E. A. (2011). Chemistry. Boston: Allyn and Bacon.

Dyfyniad Arddull Chicago

Baird, N. Colin., Ronald J. Gillespie, David A. Humphreys, và Edward A. Robinson. Chemistry. Boston: Allyn and Bacon, 2011.

Dyfyniad MLA

Baird, N. Colin., Ronald J. Gillespie, David A. Humphreys, và Edward A. Robinson. Chemistry. Boston: Allyn and Bacon, 2011.

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