1.
Anantasuk N. EFFECTS OF PROBLEM-BASED LEARNING APPROACH ON PROBLEM-SOLVING SKILLS AND COOPERATIVE WORKING ABILITY OF EIGHTH-GRADE STUDENTS. pijss [Internet]. 2019 Jan. 31 [cited 2024 Nov. 1];4(3):1277-84. Available from: http://www.grdspublishing.org/index.php/people/article/view/742