Home › Authors › Wachira Singhakhachēn. 👤 Wachira Singhakhachēn. 1 book Books by Wachira Singhakhachēn. Khūmư̄ kānʻō̜k khō̜kamnot Khūmư̄ kānʻō̜k khō̜kamnot khō̜ng thō̜ngthin tām Phrarātchabanyat kānsāthāranasuk, Phō̜. Sō̜. 2535 2004