Caro, D., & Lehmann, R. (2009). Achievement inequalities in Hamburg schools: How do they change as students get older?
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCaro, D., और R. Lehmann. Achievement Inequalities in Hamburg Schools: How Do They Change as Students Get Older? 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCaro, D., और R. Lehmann. Achievement Inequalities in Hamburg Schools: How Do They Change as Students Get Older? 2009.
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