Smithells, C. J. E. b. (1976). Metals reference book (Ed.5.). Butterworths.
Dyfyniad Arddull ChicagoSmithells, Colin J Ed. by. Metals Reference Book. Ed.5. London: Butterworths, 1976.
Dyfyniad MLASmithells, Colin J Ed. by. Metals Reference Book. Ed.5. Butterworths, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.