Serrano Gm̤ez Hugo. Law project 133 , [special rules for the exploration, exploitation, treatment, refining and transportation of heavy oil in Colombia].
Chicago-čujuhus (17. p.)Serrano Gm̤ez Hugo. Law Project 133 , [special Rules for the Exploration, Exploitation, Treatment, Refining and Transportation of Heavy Oil in Colombia].
MLA-čujuhus (9. p.)Serrano Gm̤ez Hugo. Law Project 133 , [special Rules for the Exploration, Exploitation, Treatment, Refining and Transportation of Heavy Oil in Colombia].
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.