Citazione Stile APA (7a Edizione)
Society of Petroleum Engineers. (1997). Drilling fluids. Society of Petroleum Engineers.
Citazione stile Chigago Style (17a edizione)
Society of Petroleum Engineers. Drilling Fluids. Texas: Society of Petroleum Engineers, 1997.
Citatione MLA (9a ed.)
Society of Petroleum Engineers. Drilling Fluids. Society of Petroleum Engineers, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.