@book{30945,
	author = {Givant, Steven and Halmos, Paul and Halmos, Paul ; jt. auth.},
	title = {Introduction to boolean algebras},
	publisher = {Springer Science+Business Media, Inc.},
	year = {2009},
	series = {Undergraduate texts in Mathematics},
	address = {New York},
	note = {"Purchased under NBHM grant for the year 2009-2010"}
}