Home › Authors › ʻUthumphō̜n Thō̜ngʻuthai. 👤 ʻUthumphō̜n Thō̜ngʻuthai. 2 books Books by ʻUthumphō̜n Thō̜ngʻuthai. Kānpramœ̄n ʻāčhān Kānpramœ̄n ʻāčhān 1980 Rāingān kānwičhai rư̄ang k Rāingān kānwičhai rư̄ang kānwičhai nai Čhulālongkō̜nmahāwitthayālai, Phō̜. Sō̜. 2515-2521 1980