LLēkkhanitLēkkhanitde Prasongčhanyā Khun, William J. GedneyMateriasArithmeticEdiciones (1)Lēkkhanit (1971)Thai Watthanā Phānit · thaMás obras de Prasongčhanyā KhunKKhūmư̄ Phra ʻAphaimanī mư̄a khrō̜ng mư̄ang Phalưk (tō̜n 23-2Khūmư̄ Phra ʻAphaimanī mư̄a khrō̜ng mư̄ang Phalưk (tō̜n 23-26)LLēkkhanit prathomLēkkhanit prathomLLēkkhanit matthayomLēkkhanit matthayom
KKhūmư̄ Phra ʻAphaimanī mư̄a khrō̜ng mư̄ang Phalưk (tō̜n 23-2Khūmư̄ Phra ʻAphaimanī mư̄a khrō̜ng mư̄ang Phalưk (tō̜n 23-26)
BBǣprīan witthayāsāt wā dūai hunsūan læ bō̜risat kānthanākhānBǣprīan witthayāsāt wā dūai hunsūan læ bō̜risat kānthanākhān læ kānkhlang ʻō̜m sin khō̜ng ratthabān