(Khamchaiyaphum), Phra Phatthachaphong Siribhaddo. 2019. “The ethical value of the morals in the words of marriage in Chaiyaphum province”. Journal of Graduate MCU KhonKaen Campus 6 (3):95-107. https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/215656.