Islamiyati, A. D., Sugiharto, B. ., & Prayitno, B. A. . (2021). Needs Analysis of Teaching Materials for Biology Learning Strategy Course. Jurnal Penelitian Pendidikan IPA, 7(SpecialIssue), 340–344. https://doi.org/10.29303/jppipa.v7iSpecialIssue.1194