©2013 National Research Council of Thailand
Napitupulu และผู้แต่งคนอื่นๆ. 1993. Factors influencing the breast feeding on infants six months of age or less at the General Hospital of Jambi province. Faculty of Graduate Studies, Mahidol University;
Napitupulu และผู้แต่งคนอื่นๆ. (1993) Factors influencing the breast feeding on infants six months of age or less at the General Hospital of Jambi province . Mahidol University/Bangkok.
Napitupulu และผู้แต่งคนอื่นๆ. Factors influencing the breast feeding on infants six months of age or less at the General Hospital of Jambi province. . Bangkok:Mahidol University, 1993.
Napitupulu และผู้แต่งคนอื่นๆ. (1993) Factors influencing the breast feeding on infants six months of age or less at the General Hospital of Jambi province . Mahidol University/Bangkok.