TY - JOUR A1 - Ozbekhan, H. T1 - Planning and Human Action JF - Weiss, P. A. (Ed.): Hierarchically organized systems in theory and practise, New York (Hafner Publishing Company) 1971, pp. 123-230. Y1 - 1971 ER - TY - BOOK A1 - Ozbekhan, H. T1 - The Role of Goals & Planning in the Solution of the World Food Problem, Santa Monica/California (System Development Corporation), 1968. Y1 - 1968 ER - TY - JOUR A1 - Ozbekhan, H. T1 - The Triumph of Technology: >Can< Implies >Ought< JF - S. Anderson (Ed.), Planning for Diversity and Choice. Possible Futures and Their Relations to the Man-Controlled Environment, Cambridge, Mass. (The M.I.T. Press) 1968, pp. 204-233. Y1 - 1968 ER -