Kajornpong Poolsawad และ Naowanit Songkram;Jintavee Khlaisang. (2020) A Study of Problems Related to Volunteer Camp Activity Arrangements for Students in Higher Education. <i>Journal of Education Studies, Chulalongkorn University</i>, <i>48</i>(4), 41-58.Kajornpong Poolsawad และ Naowanit Songkram;Jintavee Khlaisang. "A Study of Problems Related to Volunteer Camp Activity Arrangements for Students in Higher Education". Journal of Education Studies, Chulalongkorn University 48 (2020):41-58.Kajornpong Poolsawad และ Naowanit Songkram;Jintavee Khlaisang. A Study of Problems Related to Volunteer Camp Activity Arrangements for Students in Higher Education. Centre for Education Innovation, Print and Online Media:ม.ป.ท. 2020.