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The teaching of Philippine history in our secondary schools [microform].
יצא לאור 1979Visual Material -
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The status of the teaching of modern mathematics in the secondary schools in Iloilo City [microform].
יצא לאור 1979Visual Material -
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A study of soil deposition as a field laboratory for teaching high school science classes [microform]
יצא לאור 1978Visual Material -
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Proposed syllabus in algebra in Mathematics 10 for first year comprehensive high school in Thailand [microform]
יצא לאור 1977Visual Material -
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The ecological study of higher basidiomycetes as a supplement in the teaching of high school biology [microform]
יצא לאור 1977Visual Material