Pongthep Bunrueng, A Development of English Pronunciation Using Principles of Phonetics for English Major Students at Loei Rajabhat University . journal = {International Journal of Cognitive and Language Sciences}, [online]. World Academy of Science, Engineering and Technology. May 2014, vol. 90(6). 1655 - 1658 [viewed 21 September 2024]. Available from: https://publications.waset.org/pdf/9998409.