Heilbroner, Robert L. The economic problem / Robert L. Heilbroner, Lester C. Thurow. - 5th ed. - Englewood Cliffs, N.J. : Prentice-Hall, c1978. - xii, 724 p. : ill. ; 24 cm. Includes index. ISBN: 0132333384 LCCN: 77022555 Subjects--Topical Terms: Economics. LC Class. No.: HB171.5 / .H39 1978 Dewey Class. No.: 330