Ackerman, Erin A guide to the United States constitution - 2nd ed. - New York Oxford University Press 2011 - 96 p. 30 cm. 006600 A 372 ISBN: 978039391288 Subjects--Topical Terms: United StatesConstitution (United States)Constitutions--Constitution--United States Dewey Class. No.: 342.7302 / G946