Katona, George, 1901-1981. A new economic era / George Katona, Burkhard Strumpel. - New York : Elsevier, c1978. - vii, 176 p. : graphs ; 24 cm. Includes index. ISBN: 0444002588 LCCN: 77025842 LC Class. No.: HC59 .K385 / .K385 Dewey Class. No.: 330.9/04