Nicholson, Walter. Microeconomic theory : basic principles and extensions / Walter Nicholson. - 9th ed. - Mason, Ohio : Thomson/South-Western, c2005. - xvi, 671 p. : ill. ; 27 cm. Includes bibliographical references and index. ISBN: 0324270860 LCCN: 2003116071 Subjects--Topical Terms: Microeconomics. LC Class. No.: HB172 / .N49 2005 Dewey Class. No.: 338.5