@book{191647,
	author = {Booch, Grady, Maksimchuk, Robert A; Engle, Michael W; Young, Bobbi J; Conallen, Jim; Houston, Kelli A.},
	title = {Object oriented analysis and design with applications.},
	publisher = {Pearson Education},
	year = {2011},
	address = {New Delhi},
	edition = {3}
}