Thipa Mahakittikun และ Sid Suntrayuth. (2020) Mobile payment and firm performance: from the perspective or retail and service sector. National Institute of Development Administration:ม.ป.ท.Thipa Mahakittikun และ Sid Suntrayuth. 2020. Mobile payment and firm performance: from the perspective or retail and service sector. ม.ป.ท.:National Institute of Development Administration;Thipa Mahakittikun และ Sid Suntrayuth. Mobile payment and firm performance: from the perspective or retail and service sector. ม.ป.ท.:National Institute of Development Administration, 2020. Print.