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21
The supervisory practices of elementary school principals in the Division of Cagayan [microform
Pubblicazione 1976Visual Material -
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Role of the principal as perceived by teachers, principals, and district supervisors [microform]
Pubblicazione 1976Visual Material -
23
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A survey of the professional status of the superintendents and assitant superintendents of the public schools of the Philippines [microfilm]
Pubblicazione 1976Visual Material -
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Perceptions of certain school officials on some supervisory functions and techniques of the agricultural school principal [microform].
Pubblicazione 1975Visual Material -
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