Ecuador, B. C. d. (2012). Cifras del sector petrolero ecuatoriano n°71 – 2013.
Chicago Style CitationEcuador, Banco Central del. Cifras Del Sector Petrolero Ecuatoriano N°71 – 2013. 2012.
MLA CitationEcuador, Banco Central del. Cifras Del Sector Petrolero Ecuatoriano N°71 – 2013. 2012.
Warning: These citations may not always be 100% accurate.