Leftwich, Richard .H An introduction to economic thinking [by] Richard H. Leftwich. - New York Holt, Rinehart and Winston [1969] - xii, 686 p. ill. (part col.) 24 cm. Includes bibliographies. ISBN: 0030694957 LCCN: 69011231 Subjects--Topical Terms: Economics LC Class. No.: HB171.5 / .L375 Dewey Class. No.: 330.1