Title: Laingan khong Than Pathan Phomvihan : Nayoklatthamonti haeng Sathalanalat Pasathipatai Pasason Lao kieokap saphapkan pi 1979 lae thitthang, nathi, viakngan samlap pi 1980 to kongpasum sapha pasason sungsut nai vanthi 26/12/1979