Wanalee Wongsombut และ Manassanan Hatthasak. (2017) The Effects of Sungkhahawatthu 4 to Develop Public Mind for Second Year Undergrad Students Faculty of Education Kasetsart University. <i>Journal of MCU Peace Studies</i>, <i>5</i>(1), 238-252.Wanalee Wongsombut และ Manassanan Hatthasak. "The Effects of Sungkhahawatthu 4 to Develop Public Mind for Second Year Undergrad Students Faculty of Education Kasetsart University". Journal of MCU Peace Studies 5 (2017):238-252.Wanalee Wongsombut และ Manassanan Hatthasak. The Effects of Sungkhahawatthu 4 to Develop Public Mind for Second Year Undergrad Students Faculty of Education Kasetsart University. Master of Arts Program in Peace Studies, Mahachulalongkornrajavidyalaya University:ม.ป.ท. 2017.