Yap Lian Chee และ Amara Prasithrathsint. (2014) THE SYSTEM AND PROMOTION OF TEACHING AND LEARNING GERMAN IN THAILAND AND MALAYSIA. Chulalongkorn University:ม.ป.ท.Yap Lian Chee และ Amara Prasithrathsint. 2014. THE SYSTEM AND PROMOTION OF TEACHING AND LEARNING GERMAN IN THAILAND AND MALAYSIA. ม.ป.ท.:Chulalongkorn University;Yap Lian Chee และ Amara Prasithrathsint. THE SYSTEM AND PROMOTION OF TEACHING AND LEARNING GERMAN IN THAILAND AND MALAYSIA. ม.ป.ท.:Chulalongkorn University, 2014. Print.