Thanyalak Sunaratn และ Prannapha Modehiran. (2013) A DEVELOPMENT OF ENGLISH ORAL COMMUNICATION FOR MARKETING COURSE BASED ON THE PROJECT-BASED LEARNING APPROACH TO ENHANCE UNDERGRADUATE STUDENTS' ORAL COMMUNICATION ABILITIES AND SOCIAL SKILLS. Chulalongkorn University:ม.ป.ท.Thanyalak Sunaratn และ Prannapha Modehiran. 2013. A DEVELOPMENT OF ENGLISH ORAL COMMUNICATION FOR MARKETING COURSE BASED ON THE PROJECT-BASED LEARNING APPROACH TO ENHANCE UNDERGRADUATE STUDENTS' ORAL COMMUNICATION ABILITIES AND SOCIAL SKILLS. ม.ป.ท.:Chulalongkorn University;Thanyalak Sunaratn และ Prannapha Modehiran. A DEVELOPMENT OF ENGLISH ORAL COMMUNICATION FOR MARKETING COURSE BASED ON THE PROJECT-BASED LEARNING APPROACH TO ENHANCE UNDERGRADUATE STUDENTS' ORAL COMMUNICATION ABILITIES AND SOCIAL SKILLS. ม.ป.ท.:Chulalongkorn University, 2013. Print.