Home › Authors › ʼOṅʻ Lha Sinʻʺ. 👤 ʼOṅʻ Lha Sinʻʺ. 1 book Books by ʼOṅʻ Lha Sinʻʺ. Ra khuiṅʻ suta ʼabhidhānʻ Ra khuiṅʻ suta ʼabhidhānʻ 1997