Abdullah, N., A. Putri, and K. Meylida. “Peningkatan Kecerdasan Visual-Spasial Anak Kelompok B Melalui Bermain Playdough Di RA Al-Islamiyah Al-Khalidiyah Samarinda”. BOCAH: Borneo Early Childhood Education and Humanity Journal, Vol. 2, no. 2, July 2023, pp. 101-12, doi:10.21093/bocah.v2i2.6729.