Hess, Peter N. Principles of economics : an analytical approach / Peter N. Hess, Clark G. Ross. - Minneapolis/St. Paul, MN : West, c1993. - xxx, 656 p. : ill. ; 26 cm. Includes bibliographical references and index. ISBN: 0314012591 (alk. paper) LCCN: 92-041850 Subjects--Topical Terms: Economics. Subjects--Index Terms: Kinh tế Phân tích kinh tế LC Class. No.: HB171.5 / .H428 1993 Dewey Class. No.: 330 / HES 1993