Burns, R. A., & Hill, J. W. (1995). Fundamentals of chemistry (2nd ed.). Prentice Hall.
Dyfyniad Arddull ChicagoBurns, Ralph A., and John William Hill. Fundamentals of Chemistry. 2nd ed. Englewood Cliffs, N.J: Prentice Hall, 1995.
Dyfyniad MLABurns, Ralph A., and John William Hill. Fundamentals of Chemistry. 2nd ed. Prentice Hall, 1995.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.