Dhanawat Siriwattanakul และ Sunti Tirapat. (2003) A comparative study of capital structure of listed and non-listed firms in Thailand / Dhanawat Siriwattanakul. Chulalongkorn University:ม.ป.ท.Dhanawat Siriwattanakul และ Sunti Tirapat. 2003. A comparative study of capital structure of listed and non-listed firms in Thailand / Dhanawat Siriwattanakul. ม.ป.ท.:Chulalongkorn University;Dhanawat Siriwattanakul และ Sunti Tirapat. A comparative study of capital structure of listed and non-listed firms in Thailand / Dhanawat Siriwattanakul. ม.ป.ท.:Chulalongkorn University, 2003. Print.