@book{5688,
	author = {Elmasri, Ramez. and Navathe, Shamkant B.},
	title = {Database system: Models, languages, design and application programming. /},
	publisher = {Pearson,},
	year = {2011.},
	address = {Boston: },
	edition = {6th ed.},
	note = {Includes index.}
}