Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.
APA Citation Edition CitationRapp Jr., G. Native copper and the beginning of smelting. Chemical studies.
Chicago Citation Edition CitationRapp Jr., G. Native Copper and the Beginning of Smelting. Chemical Studies.
MLA Citation Edition CitationRapp Jr., G. Native Copper and the Beginning of Smelting. Chemical Studies.
