Chawewan Sriburapapirom. (2000) Self care practice of the elderly in Bangkok. Mahidol University,:ม.ป.ท.Chawewan Sriburapapirom. 2000. Self care practice of the elderly in Bangkok. ม.ป.ท.:Mahidol University,;Chawewan Sriburapapirom. Self care practice of the elderly in Bangkok. ม.ป.ท.:Mahidol University, 2000. Print.