Ng, S. M. (1974). Demographic materials on the Khmer Republic, Laos, and Vietnam. Institute of Southeast Asian Studies.
Chicago-referens (17:e uppl.)Ng, Shui Meng. Demographic Materials on the Khmer Republic, Laos, and Vietnam. Singapore: Institute of Southeast Asian Studies, 1974.
MLA-referens (8:e uppl.)Ng, Shui Meng. Demographic Materials on the Khmer Republic, Laos, and Vietnam. Institute of Southeast Asian Studies, 1974.
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