Heilbroner, Robert L. The economic problem / Robert L. Heilbroner, James K. Galbraith. - 9th ed., Instructor's ed. / Thomas M. Beveridge. - Englewood Cliffs, NJ : Prentice Hall, c1990. - ix, 147, xviii, 716 p. : ill. (some col.) ; 27 cm. ISBN: 0132252104 LCCN: 90159151 LC Class. No.: HB171.5 .H39 1990 / Dewey Class. No.: 330