Kawansu, Phatcharaporn, Pathumthip Mankhonksoong, and Pornpimon Kavansu. “The Study of Unwanted Teenage Pregnancies in Nakhon Phanom Province: The Study of Unwanted Teenage Pregnancies in Nakhon Phanom Province”. Governance Journal 8, no. 1 (June 12, 2019): 497–518. Accessed May 3, 2024. https://so01.tci-thaijo.org/index.php/gjournal-ksu/article/view/201521.