Miller, G. T., & Lygre, D. G. (1991). Chemistry: A contemporary approach (3rd ed.). Wadsworth.
Dyfyniad Arddull ChicagoMiller, G. Tyler, and David G. Lygre. Chemistry: A Contemporary Approach. 3rd ed. Belmont: Wadsworth, 1991.
Dyfyniad MLAMiller, G. Tyler, and David G. Lygre. Chemistry: A Contemporary Approach. 3rd ed. Wadsworth, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.