@book{8346,
	author = {Lipschutz, Seymour.},
	title = {Schaum's outline of theory and problems of set theory and related topics /},
	publisher = {Tata McGraw-Hill,},
	year = {2005.},
	series = {Schaum's outline series},
	address = {New York ;},
	edition = {2nd ed.},
	note = {Includes index.}
}