Challenging strategic planning assumptions : theory, cases, and techniques / Richard O. Mason and Ian I. Mitroff. Mason, Richard O. (Richard Owsley), 1934- Mitroff, Ian I. Policy sciences. Planning. Hypothesis. Strategic planning. H61 .M4256 361.61 19 MAC "A Wiley-Interscience publication." Includes index. Bibliography: p. 303-315. New York : Wiley, c1981. c1981. 1981 Text xii, 324 p. : eng