@book{54969,
	author = {Hayt, William Hart, and Buck, John A.},
	title = {Engineering electromagnetics /},
	publisher = {Tata McGraw-Hill,},
	year = {2011.},
	series = {McGraw-Hill series in electrical engineering},
	address = {New Delhi :},
	edition = {7th ed.},
	url = {www.loc.gov/catdir/enhancements/fy0618/2004060975-t.html}
}