Corpuz, A. G. (1973). School readiness and academic achievement of first grade pupils with and without pre-school education [microform]. Photoduplication Service.
Παραπομπή σε μορφή Chicago (17η εκδ.)Corpuz, Aurora G. School Readiness and Academic Achievement of First Grade Pupils with and Without Pre-school Education [microform]. Quezon City: Photoduplication Service, 1973.
Παραπομπή σε μορφή MLA (9th εκδ.)Corpuz, Aurora G. School Readiness and Academic Achievement of First Grade Pupils with and Without Pre-school Education [microform]. Photoduplication Service, 1973.
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