Url: https://www.researchgate.net/profile/Elangkumaran-Periyathamby/publication/346476396_An_Impact_on_Teacher_Qualifications_on_Student_Achievement_in_Science_A_Study_on_the_GCE_OL_in_Trincomalee_District/links/5fc47961458515b797895b8d/An-Impact-on-Teacher-Qualifications-on-Student-Achievement-in-Science-A-Study-on-the-GCE-O-L-in-Trincomalee-District.pdf

Short: https://surl.li/enyrmw

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