Wuryaningrum V, Sartono N, Dewahrani YR. Developing Bilingual Student Work Sheet with Contextual Approach on Human Reproductive System Topic. Biosfer [Internet]. 2018Jan.23 [cited 2026Apr.16];7(1):10-6. Available from: http://103.8.12.212:33180/unj/index.php/biosfer/article/view/5618