Petrucci, R. H., Harwood, W. S., & Herring, F. G. (2002). General chemistry: Principles and modern applications (8th ed.). Prentice Hall.

Petrucci, Ralph H., William S. Harwood, and F. Geoffrey Herring. General Chemistry: Principles and Modern Applications. 8th ed. Upper Saddle River,N.J: Prentice Hall, 2002.

Petrucci, Ralph H., et al. General Chemistry: Principles and Modern Applications. 8th ed. Prentice Hall, 2002.