AHAMAD ULLAH, A. (1969). Agriculture in Pakistan: (for students of degree classes). Abdul Mannan.
Chicago Style (17th ed.) ZitazioaAHAMAD ULLAH, A.K.M. Agriculture in Pakistan: (for Students of Degree Classes). Chittagong: Abdul Mannan, 1969.
MLA (9th ed.) ZitazioaAHAMAD ULLAH, A.K.M. Agriculture in Pakistan: (for Students of Degree Classes). Abdul Mannan, 1969.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.