Bengal. Government of, P. D. (1936). Recommendations of the Conference of Police Officers held in November-December 1934.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBengal. Government of, Police Department. Recommendations of the Conference of Police Officers Held in November-December 1934. 1936.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBengal. Government of, Police Department. Recommendations of the Conference of Police Officers Held in November-December 1934. 1936.
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