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2381
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2382
Development of a performance evaluation form for secondary school principals [microform]
Published 1977Visual Material -
2383
The relationship of certin aspects of the Co-Ag program to the number of graduates engaged in farming [microform]
Published 1977Visual Material -
2384
Problems of mathematics teachers of public secondary schools in Quezon City [microform]
Published 1977Visual Material -
2385
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2386
Conversion of cow dung into fuel gas (methane) using a bioconversion process [microform]
Published 1977Visual Material -
2387
Some factors affecting the application of achuete (Bixa orellana) to fabrics [microform]
Published 1977Visual Material -
2388
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2389
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2390