Sombat Pruettikul. (2006) Competencies of monks as change agents : a case study in Kachanaburi. Mahidol University,:ม.ป.ท.Sombat Pruettikul. 2006. Competencies of monks as change agents : a case study in Kachanaburi. ม.ป.ท.:Mahidol University,;Sombat Pruettikul. Competencies of monks as change agents : a case study in Kachanaburi. ม.ป.ท.:Mahidol University, 2006. Print.