Harahap S, Harahap F, Hasanah D, Sembiring GA, Panggabean SKF, Nadhilla A, et al. Development of Tissue Culture Textbook Based on Project Based-Learning to Improve Science Process Skills of Biology Department Students Universitas Negeri Medan. Bioscientist j. ilm. bosbiol. [Internet]. 2024 Dec. 18 [cited 2026 Jun. 3];12(2):2302-16. Available from: https://ojspanel.undikma.ac.id/index.php/bioscientist/article/view/13786