Khan, M. I. (1964). Direct agricultural taxes in Pakistan. Pakistan Institute of Development Economics.
Chicago Style aipamenaKhan, Mohammad Irshad. Direct Agricultural Taxes in Pakistan. Karachi: Pakistan Institute of Development Economics, 1964.
MLA aipamenaKhan, Mohammad Irshad. Direct Agricultural Taxes in Pakistan. Pakistan Institute of Development Economics, 1964.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.