Drucker, Peter F. The new realities : in government and politics, in economics and business, in society and world view / Peter F. Drucker. - London : Mandarian, 1989. - 262 p. 20 cm. ISBN: 0749303557 9780749303556 Subjects--Topical Terms: Specific philosophical schools and viewpoints Dewey Class. No.: 140 / DRU