@book{11881,
	author = {DAS, B.C. and MUKHERJEE, B.N.,},
	title = {DIFFERENTIAL CALCULUS},
	publisher = {U.N.DHAR & SONS},
	year = {1992},
	address = {KOLKATA},
	edition = {36TH.},
	note = {Donated by Paran Bhuyan, Melachakar,Sibsagar on 11.03.2019}
}