@book{6182,
	author = {Patrai, K.},
	title = {Graph theory /},
	publisher = {S. K. Kataria & Sons (Publishers),},
	year = {2010.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/8189757415/chopaconline-20}
}