Baloch และ Nazir Ahmed. (1991) Knowledge, attitude and practice of mothers towards diarrhoea in their children under five years of age. Mahidol University,:ม.ป.ท.Baloch และ Nazir Ahmed. 1991. Knowledge, attitude and practice of mothers towards diarrhoea in their children under five years of age. ม.ป.ท.:Mahidol University,;Baloch และ Nazir Ahmed. Knowledge, attitude and practice of mothers towards diarrhoea in their children under five years of age. ม.ป.ท.:Mahidol University, 1991. Print.