Ladawan Chatthai และผู้แต่งคนอื่นๆ. (2006) The quality of life indicators of the population at the border of Thailand. National Institute of Development Administration:ม.ป.ท.Ladawan Chatthai และผู้แต่งคนอื่นๆ. 2006. The quality of life indicators of the population at the border of Thailand. ม.ป.ท.:National Institute of Development Administration;Ladawan Chatthai และผู้แต่งคนอื่นๆ. The quality of life indicators of the population at the border of Thailand. ม.ป.ท.:National Institute of Development Administration, 2006. Print.