Ecuador, B. C. d. (2007). Cifras del sector petrolero ecuatoriano n°07 – 2007.
Chicago Style CitationEcuador, Banco Central del. Cifras Del Sector Petrolero Ecuatoriano N°07 – 2007. 2007.
MLA CitationEcuador, Banco Central del. Cifras Del Sector Petrolero Ecuatoriano N°07 – 2007. 2007.
Warning: These citations may not always be 100% accurate.