Prathēt Thai mung khao sū satawat thī 21, praden samkhan nai nayōbāi sāthārana lae tāngprathēt khō̜ng Prathēt Thai nai thotsawat nā by Sathāban Sư̄ksā Khwāmmankhong Læ Nānāchāt. | Menrva Books | MenrvaBooks