Dyfyniad APA
Atkins, P. W., & Jones, L. (1997). Chemistry: Molecules, matter & change (3rd ed.). W.H. Freeman and Co..
Dyfyniad Arddull Chicago
Atkins, P. W., and Loretta Jones. Chemistry: Molecules, Matter & Change. 3rd ed. New York: W.H. Freeman and Co., 1997.
Dyfyniad MLA
Atkins, P. W., and Loretta Jones. Chemistry: Molecules, Matter & Change. 3rd ed. W.H. Freeman and Co., 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.