@book{192154,
	author = {Rumbaugh, James and Booch, Grady},
	title = {The unified modeling language reference manual (E-Book)},
	publisher = {Addison-Wesley,},
	year = {cop. 1999},
	address = {Reading, Mass. :},
	note = {Part 1: Background (Page-1) Part 2: UML Concepts(Page-21) Part 3: Reference(page-111) Part 4: Appendices(Page-513) }
}