@book{8581,
	author = {Gupta, Someshwar Chander. and etc.},
	title = {Circuit analysis with computer application to problem solving /},
	publisher = {Imprint unknown,},
	year = {1977.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/0916460258/chopaconline-20}
}