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Chaiyut Pilun-owad. 1975. Planning as a function of executives. , New York University;
Chaiyut Pilun-owad. (1975) Planning as a function of executives . New York University/New York.
Chaiyut Pilun-owad. Planning as a function of executives. . New York:New York University, 1975.
Chaiyut Pilun-owad. (1975) Planning as a function of executives . New York University/New York.