KRAUSKOPF, K. B. (1967). Introduction to Geochemistry. McGraw-Hill Book Company.
Dyfyniad Arddull ChicagoKRAUSKOPF, Konrad B. Introduction to Geochemistry. McGraw-Hill Book Company, 1967.
Dyfyniad MLAKRAUSKOPF, Konrad B. Introduction to Geochemistry. McGraw-Hill Book Company, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.