Zumdahl, S. S. (1996). Basic chemistry (3rd ed.). D.C. Heath and Co..
Cita Chicago (17th ed.)Zumdahl, Steven S. Basic Chemistry. 3rd ed. Lexington, Mass.: D.C. Heath and Co., 1996.
Cita MLA (9th ed.)Zumdahl, Steven S. Basic Chemistry. 3rd ed. D.C. Heath and Co., 1996.
Atenció: Aquestes cites poden no estar 100% correctes.