Chananya Suwannapha ช. . ส., and Manasanan Hatthasak ม. ห. “A Synthesis of Theses in Guidance of Academy in Thailand, During Years 2007-2014”. Dusit Thani College Journal, vol. 11, no. 2, Apr. 2018, pp. 284-01, https://so01.tci-thaijo.org/index.php/journaldtc/article/view/120033.