@book{13437,
	author = {Gibbs, J B.},
	title = {Transformer principles & practice 2nd edition /},
	publisher = {MCGRAW HILL PUBLISHING COMPANY,},
	year = {1950.},
	address = {[S.l.] :},
	edition = {2nd Edition.},
	url = {http://www.amazon.com/exec/obidos/ASIN/B000QAA7O8/chopaconline-20}
}