Alianto, Alianto, R Hasan, and Irwandi Irwandi. “Perbedaan Hasil Belajar Kognitif Siswa Pada Pembelajaran Daring Melalui Google Classroom Dan Whatsapp Mesenger Di SMP Negeri 4 Bengkulu Tengah: (Differences in Student Cognitive Learning Outcomes in Online Learning Through Google Classroom and Whatsapp Messenger at SMP Negeri 4 Bengkulu Tengah)”. BIODIK 7, no. 4 (December 13, 2021): 10-17. Accessed October 5, 2024. https://mail.online-journal.unja.ac.id/biodik/article/view/13565.