La Spada, A. (1970). Patterns of world tin consumption, 1957-1968. International Tin Council.
Chicagoスタイル(17版)引用形式La Spada, Antonino. Patterns of World Tin Consumption, 1957-1968. London: International Tin Council, 1970.
MLA(8版)引用形式La Spada, Antonino. Patterns of World Tin Consumption, 1957-1968. International Tin Council, 1970.
警告: この引用は必ずしも正確ではありません.