Hill, J. W., & Petrucci, R. H. (1996). General chemistry (Instructor's ed.). Prentice Hall.

Hill, John W., and Ralph H. Petrucci. General Chemistry. Instructor's ed. New Jersey: Prentice Hall, 1996.

Hill, John W., and Ralph H. Petrucci. General Chemistry. Instructor's ed. Prentice Hall, 1996.