Douglas, B. E., McDaniel, D. H., & Alexander, J. J. (1983). Problems for inorganic chemistry. Wiley.
Dyfyniad Arddull ChicagoDouglas, Bodie Eugene, Darl Hamilton McDaniel, and John J. Alexander. Problems for Inorganic Chemistry. New York: Wiley, 1983.
Dyfyniad MLADouglas, Bodie Eugene, et al. Problems for Inorganic Chemistry. Wiley, 1983.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.