Piyavadee Viriyachati และผู้แต่งคนอื่นๆ. (1993) Training and training needs of women workers : a critical review. National Institute of Development Administration:ม.ป.ท.Piyavadee Viriyachati และผู้แต่งคนอื่นๆ. 1993. Training and training needs of women workers : a critical review. ม.ป.ท.:National Institute of Development Administration;Piyavadee Viriyachati และผู้แต่งคนอื่นๆ. Training and training needs of women workers : a critical review. ม.ป.ท.:National Institute of Development Administration, 1993. Print.