Amporn Thongluang และผู้แต่งคนอื่นๆ. (1990) Determinants, processes, and consequences of internal migration in Thailand. National Institute of Development Administration:ม.ป.ท.Amporn Thongluang และผู้แต่งคนอื่นๆ. 1990. Determinants, processes, and consequences of internal migration in Thailand. ม.ป.ท.:National Institute of Development Administration;Amporn Thongluang และผู้แต่งคนอื่นๆ. Determinants, processes, and consequences of internal migration in Thailand. ม.ป.ท.:National Institute of Development Administration, 1990. Print.