Laddawan Limpijarnkit. (1995) Behavior of snack consumption among school children in rural. Mahidol University,:ม.ป.ท.Laddawan Limpijarnkit. 1995. Behavior of snack consumption among school children in rural. ม.ป.ท.:Mahidol University,;Laddawan Limpijarnkit. Behavior of snack consumption among school children in rural. ม.ป.ท.:Mahidol University, 1995. Print.