Boonmak, K., and T. Sonthirak. “The Study of English Pronunciation of English Final Consonants /t/, /d/, and /ɪd/ with Using Sociolinguistics and Peer-Assisted learning for Grade 6 Students at Banwangchumphon School in Nakhon Sawan Province”. SOCIAL SCIENCES RESEARCH AND ACADEMIC JOURNAL, vol. 21, no. 1, Jan. 2026, pp. 199-10, https://so05.tci-thaijo.org/index.php/JSSRA/article/view/284707.