Jaroentreephet P. EFFECTS OF PROVIDING INTEGRATED LEARNING APPROACH EMPHASIZING ON GROUP PROCESS ON MATHEMATICAL COMMUNICATION ABILITIES AND GROUP WORKING BEHAVIOR OF MATHAYOMSUKSA FOUR STUDENTS AT SRINAKHARINWIROT UNIVERSITY PRASARNMIT DEMONSTRATION SCHOOL (SECONDARY). JSBA [Internet]. 2021 May 31 [cited 2024 May 7];6(6):65-76. Available from: https://so04.tci-thaijo.org/index.php/JSBA/article/view/248743