ANANTASUK, N. EFFECTS OF PROBLEM-BASED LEARNING APPROACH ON PROBLEM-SOLVING SKILLS AND COOPERATIVE WORKING ABILITY OF EIGHTH-GRADE STUDENTS. PEOPLE: International Journal of Social Sciences, [S. l.], v. 4, n. 3, p. 1277–1284, 2019. DOI: 10.20319/pijss.2019.43.12771284. Disponível em: https://grdspublishing.org/index.php/people/article/view/742. Acesso em: 23 nov. 2024.