APA
Ormsby G. S., International Association of Drilling Contractors I. & International Association of drilling contractors I. (1982). Hydrocyclones. Houston: Gulf Publishing.
Chicago
Ormsby George S, International Association of Drilling Contractors IADC and International Association of drilling contractors IADC. 1982. Hydrocyclones. Houston: Gulf Publishing.
Harvard
Ormsby G. S., International Association of Drilling Contractors I. and International Association of drilling contractors I. (1982). Hydrocyclones. Houston: Gulf Publishing.
MLA
Ormsby George S, International Association of Drilling Contractors IADC and International Association of drilling contractors IADC. Hydrocyclones. Houston: Gulf Publishing. 1982.