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Kusma IK, Purwanti R. Mengembangkan Kemampuan Mengenal Lambang Bilangan Melalui Model Direct Instruction, Numbered Head Together dan Media Puzzle. gawi. j. act. res. [Internet]. 2022 Dec. 31 [cited 2026 Jul. 22];2(2):54-62. Available from: https://www.pub.borneorec.com/index.php/gawi/article/view/160