Givant Steven Introduction to Boolean algebras. - New York Springer.Science+Business 2009 - xiv, 574p. cm. Bibliography: P.536-541 ISBN: 9780387402932 2502.9499999999998 Source: 8421, 19/03/2009, Elite Publisher Distributors General Book Subjects--Topical Terms: Economics Dewey Class. No.: B26, P9