JHINGAN, M.L. Principle of economics / M.L. Jhingan and B.K. Jhingan. - 4th ed. Revised and Enlarged edition. - xiv, 698p. : ill. ; 24cm. Includes index. ISBN: 9788182814264 LCCN: 2020055477 Subjects--Topical Terms: Economics. Dewey Class. No.: 330 JHI