1.
Islami D, Fitri R. Development of Students Worksheets Oriented 4C Skills on Biology Subject for Class XI Semester II (Define Phase). RRKJURNAL [Internet]. 4Dec.2021 [cited 5Nov.2024];1(1):8-6. Available from: http://rrkjurnal.ppj.unp.ac.id/index.php/RRKJURNAL/article/view/2