Hoag, Arleen J. Introductory economics / Arleen J. Hoag & John H. Hoag - 4th ed. - New Delhi : Cambridge University Press, 2009 - xxv,505p.: ill; 25 cm. ISBN: 9788175967175 Subjects--Topical Terms: Economics, Mathematical. Dewey Class. No.: 330.01 / HOA [ SHelf 21 ]