Gaya APA
Smith, G. (2015).
Journal of Petroleum Technology, (JPT) < cutting Methane Emissions (Volume 67 Number 3 March).
www.spe.org/jpt:
Society of Petroleum Engineers.
Gaya MLA
Smith, Glenda.
"Journal of Petroleum Technology, (JPT) < cutting Methane Emissions".
Volume 67 Number 3 March
www.spe.org/jpt:
Society of Petroleum Engineers,
2015.
Jurnal TP.