Kemapasse Chanawongse และ Kusumal Rajatanun. (2009) Study habits of first year university students :. Thammasat University:ม.ป.ท.Kemapasse Chanawongse และ Kusumal Rajatanun. 2009. Study habits of first year university students :. ม.ป.ท.:Thammasat University;Kemapasse Chanawongse และ Kusumal Rajatanun. Study habits of first year university students :. ม.ป.ท.:Thammasat University, 2009. Print.