Disathaporn, Chamaiporn. 2014. “Development of a Non-Formal Education Activity Model Based on Bohm’S Dialogue and Nonviolent Communication for Enhancing Intra-Familial Communication Ability of Drug Rehabilitation Youths’ Parents”. Scholar: Human Sciences 3 (2). http://www.assumptionjournal.au.edu/index.php/Scholar/article/view/220.