Krugman, Paul Essentials of economics / Paul Krugman, Robin Wells, Martha L. Olney - New York : Worth Pub., c2007 - xxx, 473p. : ill. (mostly col.) ; 28 cm. Includes bibliographical references and index ISBN: 9780716758792 (pbk.) £41.99 Subjects--Topical Terms: Economics Dewey Class. No.: 330