Chaval Chompucot และผู้แต่งคนอื่นๆ. (2011) Major factors affecting educational policy implementation effectiveness for the three southernmost provinces of Thailand as perceived by school directors. National Institute of Development Administration:ม.ป.ท.Chaval Chompucot และผู้แต่งคนอื่นๆ. 2011. Major factors affecting educational policy implementation effectiveness for the three southernmost provinces of Thailand as perceived by school directors. ม.ป.ท.:National Institute of Development Administration;Chaval Chompucot และผู้แต่งคนอื่นๆ. Major factors affecting educational policy implementation effectiveness for the three southernmost provinces of Thailand as perceived by school directors. ม.ป.ท.:National Institute of Development Administration, 2011. Print.