Pimpok, S. ., Yoomee, P. ., & Vijaranakul, U. . (2019). Developing Scientific Laboratory Manuals on Nan Salt Pond Local Wisdom to Enhance Thinking and Problem - Solving Processes of Rajamangala University of Technology Lanna Students. Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University, 14(2), 473–488. Retrieved from https://so01.tci-thaijo.org/index.php/GraduatePSRU/article/view/216652