Sihombing, Mei Alsih, Dian Maya Sari, Rossy Luckita Sasmita, and Farida Hasanah Lumban Gaol. 2024. “Development of Flip Book Maker Learning Media on Asymmetrical Styling Patterns for Bun and Hair Styling Course for Cosmetology Education Students, Universitas Negeri Medan”. Edumaspul: Jurnal Pendidikan 8 (2), 4123-34. https://ummaspul.e-journal.id/maspuljr/article/view/8567.