Chang, R. D. (1990). Supplementary tutoring in mathematical learning in Filipinized-Chinese primary schools.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रChang, Rita Dy. Supplementary Tutoring in Mathematical Learning in Filipinized-Chinese Primary Schools. 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रChang, Rita Dy. Supplementary Tutoring in Mathematical Learning in Filipinized-Chinese Primary Schools. 1990.
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