@book{185857,
	author = {Shepard, Steven.},
	title = {Telecom crash course / },
	publisher = {McGraw-Hill/Osborne,},
	year = {c2005},
	address = {New York :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0626/2005279075-b.html}
}