Sienko, M. J., & Plane, R. A. (1976). Chemistry (5th ed.). McGraw-Hill.
Cita Chicago (17th ed.)Sienko, Michell J., i Robert A. Plane. Chemistry. 5th ed. New York: McGraw-Hill, 1976.
Cita MLA (9th ed.)Sienko, Michell J., i Robert A. Plane. Chemistry. 5th ed. McGraw-Hill, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.