@book{171699,
	author = {Upadhyaya, U Srinivas},
	title = {Graph theory (engineering mathematics -IV) : for computer science and engineering and information science and engineering branches of B E degree course of VTU},
	publisher = {Subhas Publ.},
	year = {2000},
	address = {Bangalore},
	edition = {1st ed.}
}