(1981). Mineral resources. Heinemann Educational Books.
Chicagoスタイル(17版)引用形式Mineral Resources. London: Heinemann Educational Books, 1981.
MLA(9版)引用形式Mineral Resources. Heinemann Educational Books, 1981.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式