Petroleum law Nʻ 19/2000/QH10 of June 9, 2000.
Chicago-čujuhus (17. p.)Petroleum Law Nʻ 19/2000/QH10 of June 9, 2000.
MLA-čujuhus (9. p.)Petroleum Law Nʻ 19/2000/QH10 of June 9, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.