@book{422,
	author = {Singh, M. D. and Khanchandani, K. B.},
	title = {Power electronics /},
	publisher = {Tata McGraw-hill Publishing company Ltd.,},
	year = {c2007},
	series = {The McGraw-Hill companies Electrical & electronics engineering series},
	address = {New Delhi, India:},
	edition = {Third edition}
}