Kahn, Herman, The year 2000 : a framework for speculation on the next thirty-three years / Herman Kahn, ; introd. Daniel Bell. - 1a ed. - New York ; The Macmillan Cmpany, 2000 - 431 p.; 24 cm. Subjects--Topical Terms: "Pronósticos. --Siglo veinte. LC Class. No.: CB160 / K34 1969