Citação norma APA

Rangel Jiménez, A. E., & Portilla Salazar, C. J. (2016). The substitution process of heavy fuel oil with natural gas in the industrial sector of Valle del Cauca and Cauca – Colombia 2004-2012. Universidad Pedagógica y Tecnológica de Colombia.

Citação norma Chicago

Rangel Jiménez, Andrés Eduardo, and Carlos Johnny Portilla Salazar. The Substitution Process of Heavy Fuel Oil with Natural Gas in the Industrial Sector of Valle Del Cauca and Cauca – Colombia 2004-2012. Universidad Pedagógica y Tecnológica de Colombia, 2016.

Citação norma MLA

Rangel Jiménez, Andrés Eduardo, and Carlos Johnny Portilla Salazar. The Substitution Process of Heavy Fuel Oil with Natural Gas in the Industrial Sector of Valle Del Cauca and Cauca – Colombia 2004-2012. Universidad Pedagógica y Tecnológica de Colombia, 2016.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.