@book{281262,
	author = {Patri, Digamlar. Patri, D N.},
	title = {Statistical methods : for b.com.(pass and Hons), BA, (Eco), Mcom, MA(Eco), MBA, MCA, and Other management course of indian universities and also for CA, CS, ICWA, IAS, IES examinations},
	publisher = {Kalyani Pub},
	year = {2005},
	address = {Ludhiana},
	edition = {4th rev ed.}
}