APA aipamena

Sultan, M. M. (1975). Bench-mark survey of Kotwali and Sherpur Thana of Bogra District. Regional Academy for Rural Development.

Chicago Style aipamena

Sultan, Manzurul Mahmood. Bench-mark Survey of Kotwali and Sherpur Thana of Bogra District. Bogra: Regional Academy for Rural Development, 1975.

MLA aipamena

Sultan, Manzurul Mahmood. Bench-mark Survey of Kotwali and Sherpur Thana of Bogra District. Regional Academy for Rural Development, 1975.