@book{71384,
	author = {Umans, Stephen D.},
	title = {Fitzgerald & Kingsley's electric machinery},
	publisher = {McGraw Hill},
	year = {c.2014},
	address = {North America},
	edition = {7th ed.},
	url = {http://www.amazon.com/Fitzgerald-Kingsleys-Electric-Machinery-NA/dp/0071326464/ref=sr_1_1?ie=UTF8&qid=1454566746&sr=8-1&keywords=9780071326469}
}