Realrangsutthar และ Turmpong. (2007) The Revitalization of Brand Image of Low Cost Airline in Thailand. University of the Thai Chamber of Commerce:ม.ป.ท.Realrangsutthar และ Turmpong. 2007. The Revitalization of Brand Image of Low Cost Airline in Thailand. ม.ป.ท.:University of the Thai Chamber of Commerce;Realrangsutthar และ Turmpong. The Revitalization of Brand Image of Low Cost Airline in Thailand. ม.ป.ท.:University of the Thai Chamber of Commerce, 2007. Print.