Nantnapat Thanasiritupanant และ Kusumal Rajatanun. (2009) Strategies for coping with stressful situations involving people at Canon Marketing (Thailand) Co. Ltd. Thammasat University:ม.ป.ท.Nantnapat Thanasiritupanant และ Kusumal Rajatanun. 2009. Strategies for coping with stressful situations involving people at Canon Marketing (Thailand) Co. Ltd. ม.ป.ท.:Thammasat University;Nantnapat Thanasiritupanant และ Kusumal Rajatanun. Strategies for coping with stressful situations involving people at Canon Marketing (Thailand) Co. Ltd. ม.ป.ท.:Thammasat University, 2009. Print.