@book{3100,
	author = {Dutta, Debashis},
	title = {Statistics and Operations Research : a unified approach},
	publisher = {Laxmi Publications,},
	year = {2005.},
	address = {New Delhi:},
	url = {http://www.amazon.com/exec/obidos/ASIN/8170086493/chopaconline-20}
}