United Nations. Economic Commission for Asia and the Far East. (1952). Coal and iron ore resources of Asia and the Far East; prepared by the Secretariat. s.n.
Citace podle Chicago (17th ed.)United Nations. Economic Commission for Asia and the Far East. Coal and Iron Ore Resources of Asia and the Far East; Prepared by the Secretariat. Bangkok: s.n, 1952.
Citace podle MLA (9th ed.)United Nations. Economic Commission for Asia and the Far East. Coal and Iron Ore Resources of Asia and the Far East; Prepared by the Secretariat. s.n, 1952.
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