@book{26534,
	author = {Gupta, S. P.},
	title = {Statistical Methods /},
	publisher = {Sultan Chand and Sons,},
	year = {2022.},
	address = {New Delhi :},
	edition = {46th ed.},
	note = {contains, besides theory, more than 1500 fully solved illustrations and about 2000 problems with hints & answers.}
}