Khan, M. I. (1964). Direct agricultural taxes in Pakistan. Pakistan Institute of Development Economics.
Chicago-referens (17:e uppl.)Khan, Mohammad Irshad. Direct Agricultural Taxes in Pakistan. Karachi: Pakistan Institute of Development Economics, 1964.
MLA-referens (8:e uppl.)Khan, Mohammad Irshad. Direct Agricultural Taxes in Pakistan. Pakistan Institute of Development Economics, 1964.
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