Riegel, E. R., & Kent, J. A. (1974). Riegels Handbook of Industrial Chemistry (7th ed.). Van Nostrand Reinhold Company.
Dyfyniad Arddull ChicagoRiegel, Emil Raymond, and James A. Kent. Riegels Handbook of Industrial Chemistry. 7th ed. New York: Van Nostrand Reinhold Company, 1974.
Dyfyniad MLARiegel, Emil Raymond, and James A. Kent. Riegels Handbook of Industrial Chemistry. 7th ed. Van Nostrand Reinhold Company, 1974.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.