@book{73500,
	author = {Government of Bengal,},
	title = {Classification of the D.I.G. I.B. C.I.D. with commissioner of Police and I.G. of Police under the special Additionalperson rules. },
	year = {1937},
	note = {সচিবালয় রেকর্ডরুম সংগ্রহ (প্রথম পর্যায়) 

}
}