Khaing และผู้แต่งคนอื่นๆ. (2009) The effect of initial migration on subsequent migration : evidence from Kanchanaburi Demographic Surveillance System, Thailand. Mahidol University:ม.ป.ท.Khaing และผู้แต่งคนอื่นๆ. 2009. The effect of initial migration on subsequent migration : evidence from Kanchanaburi Demographic Surveillance System, Thailand. ม.ป.ท.:Mahidol University;Khaing และผู้แต่งคนอื่นๆ. The effect of initial migration on subsequent migration : evidence from Kanchanaburi Demographic Surveillance System, Thailand. ม.ป.ท.:Mahidol University, 2009. Print.