Sasivimon Changrian. (2005) Factors related to academic achievement in music skill learning of western musical instruments of pre-college students (Mattayom 4-5-6) at College of Music, Mahidol University. Mahidol University,:ม.ป.ท.Sasivimon Changrian. 2005. Factors related to academic achievement in music skill learning of western musical instruments of pre-college students (Mattayom 4-5-6) at College of Music, Mahidol University. ม.ป.ท.:Mahidol University,;Sasivimon Changrian. Factors related to academic achievement in music skill learning of western musical instruments of pre-college students (Mattayom 4-5-6) at College of Music, Mahidol University. ม.ป.ท.:Mahidol University, 2005. Print.