Author: Kānprachum thāng Wichākān phư̄a Namsanœ̄ Phonngān Wičhai "Mahāwitthayālai Rātchaphat kap Kānwičhai phư̄a Thō̜ngthin" (2004 Mahāwitthayālai Rātchaphat Nakhō̜n Rātchasīmā)