Ponpuak, Wilai. “THE DEVELOPMENT OF INSTRUCTIONAL PACKAGE USING CO-OP CO-OP LEARNING TECHNIQUES OF CURRICULUM DEVELOPMENT SUBJECT FOR MASTER OF EDUCATION PROGRAM IN CURRICULUM AND INSTRUCTIONAL STUDENTS AT PITCHAYABUNDIT COLLEGE”. Journal of MCU Nakhondhat 9, no. 6 (June 30, 2022): 103–117. Accessed May 8, 2024. https://so03.tci-thaijo.org/index.php/JMND/article/view/262052.