@book{130957,
	author = {Balakrishnan, V. K.,},
	title = {Schaum's outline of theory and problems of graph theory /},
	publisher = {McGraw-Hill,},
	year = {c1997.},
	series = {Schaum's outline series},
	address = {New York :},
	url = {http://www.loc.gov/catdir/description/mh022/97000090.html}
}