Search Results       Your search for [author]Gacayan, Estelita Estoque. returned 1 record.           A proposed programmed instructional material in linear functions for fourth year high school. by Gacayan, Estelita Estoque.; 1981. Subject: Algebra -- Programmed instruction; Mathematics -- Programmed instruction; Mathematics -- Study and teaching (Secondary).          Add to Book Cart Relevance: 32.56%