Choden และผู้แต่งคนอื่นๆ. (2018) An ordered probit model on quitting decision of secondary public school teachers in Bhutan. National Institute of Development Administration:ม.ป.ท.Choden และผู้แต่งคนอื่นๆ. 2018. An ordered probit model on quitting decision of secondary public school teachers in Bhutan. ม.ป.ท.:National Institute of Development Administration;Choden และผู้แต่งคนอื่นๆ. An ordered probit model on quitting decision of secondary public school teachers in Bhutan. ม.ป.ท.:National Institute of Development Administration, 2018. Print.