Nicholson, Walter. Microeconomic theory : basic principles and extensions / Walter Nicholson, Christopher Snyder. - 11th ed. - Mason, OH : South-Western, Cengage Learning, c2012. - xxi, 758 p. : ill. ; 26 cm. Includes bibliographical references and index. ISBN: 9781111525538 (hbk.) 1111525536 (hbk.) Subjects--Topical Terms: Microeconomics. Dewey Class. No.: 338.5 / NIC 2012