@book{11211,
	author = {Agarwal, V.C.},
	title = {Groundwater Hydrology /},
	publisher = {Prentice-Hall of India Pvt.Ltd,},
	year = {2012.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/812034619X/chopaconline-20}
}