Syaifulla, Rahmat, and Skunda Diliarosta. 2021. “DEVELOPMENT OF E-MODULE BASED ON ETHNOSCIENCE APPROACHES ON ADDITIVE AND ADDICTIVE SUBSTANCE FOR JUNIOR HIGH SCHOOL”. SEMESTA: Journal of Science Education and Teaching 4 (2):142-48. https://doi.org/10.24036/semesta/vol4-iss2/163.