ทิพย์คำ พ.; วรรณไพศาล เ.; ทิพยมณฑล จ. PROBLEM - BASED LEARNING MANAGEMENT TO PROMOTE GOODCITIZENSHIP FOR SECONDARY SCHOOL STUDENTS. Journal of MCU Nakhondhat, Nakhon Si Thammarat, Thailand, v. 6, n. 7, p. 3285–3298, 2019. Disponível em: https://so03.tci-thaijo.org/index.php/JMND/article/view/201995. Acesso em: 19 apr. 2024.