Pearson, R. G. (1976). Symmetry rules for chemical reactions. John Wiley.
Dyfyniad Arddull ChicagoPearson, Ralph G. Symmetry Rules for Chemical Reactions. New York: John Wiley, 1976.
Dyfyniad MLAPearson, Ralph G. Symmetry Rules for Chemical Reactions. John Wiley, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.