The new realities : in government and politics, in economics and business, in society and world view / Peter F. Drucker. Drucker, Peter F. (Peter Ferdinand), 1909-2005. World politics 1985-1995. Economic history 1971-1990. Information society. D849 .D78 1989 909.82 19 DRU Includes index. New York : Harper & Row, c1989. c1989. 1989 Text xi, 276 p. ; eng