Ashraf, K. (1962). Tribal people of West Pakistan: A demographic study of a selected population. Peshawar University.
Chicago-referens (17:e uppl.)Ashraf, Khalid. Tribal People of West Pakistan: A Demographic Study of a Selected Population. Peshawar, Pakistan: Peshawar University, 1962.
MLA-referens (9:e uppl.)Ashraf, Khalid. Tribal People of West Pakistan: A Demographic Study of a Selected Population. Peshawar University, 1962.
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