Kamonwan Sangseekaew. (2026) Error Analysis of English Public Signs in Tourist Attractions of Chiang Mai Province. <i>Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University</i>, <i>20</i>(1), 260-272.Kamonwan Sangseekaew. "Error Analysis of English Public Signs in Tourist Attractions of Chiang Mai Province". Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University 20 (2026):260-272.Kamonwan Sangseekaew. Error Analysis of English Public Signs in Tourist Attractions of Chiang Mai Province. Pibulsongkram Rajabhat University:ม.ป.ท. 2026.