Kong, R. M. (1979). Goal programming: Methods of solution and an application [microform]. Photoduplication Service. University of the Philippines Library.
Chicago-referens (17:e uppl.)Kong, Rosario Mejia. Goal Programming: Methods of Solution and an Application [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1979.
MLA-referens (9:e uppl.)Kong, Rosario Mejia. Goal Programming: Methods of Solution and an Application [microform]. Photoduplication Service. University of the Philippines Library, 1979.
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