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Rizky Maulana Rangkuti. Internalizing Educational Quality Values: Evaluation and Principal Managerial Strategies at SMA Darussalam Medan. YJSSH [Internet]. 2026 Aug. 20 [cited 2026 Aug. 26];2(2):234-4. Available from: https://journal.sufiya.org/index.php/yjssh/article/view/343