Items by "Siregar, Jumasari"
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Siregar, Jumasari and Nurfajriani, Nurfajriani and Zubir, Moondra (2023) Validity of Class XI Term I Chemistry Electronic Books (E-Books) Integrated with STEM of High School Students. In: Proceedings of the 8th Annual International Seminar on Transformative Education and Educational Leadership, AISTEEL 2023, 19 September 2023, Medan, North Sumatera Province, Indonesia.