@book{3013,
	author = {BARTLE, DONALD R. SHERBERT' 'ROBERT G.},
	title = {Introduction to real analysis /},
	publisher = {JOHN WILEY & SONS,},
	year = {1982.},
	address = {[S.l.] :},
	edition = {International Ed.},
	note = {International Edition.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0471864811/chopaconline-20}
}