Havens, Ralph Murray, 1904- Economics: principles of income, prices, and growth / [by] R. Murray Havens, John S. Henderson [and] Dale L. Cramer. - New York, Macmillan [1966] - xvi, 623 p. illus. 24 cm. Bibliographical footnotes. LCCN: 66016704 Subjects--Topical Terms: Economics. Dewey Class. No.: 330.1 / HAE 1966