University of Texas at Austin. Petroleum Extension Service & International Association of Drilling Contractors. (1969). Nonroutine rig operations: A home study course. The University.
Chicago Style (17th ed.) CitationUniversity of Texas at Austin. Petroleum Extension Service and International Association of Drilling Contractors. Nonroutine Rig Operations: A Home Study Course. Austin: The University, 1969.
MLA (9th ed.) CitationUniversity of Texas at Austin. Petroleum Extension Service and International Association of Drilling Contractors. Nonroutine Rig Operations: A Home Study Course. The University, 1969.
Warning: These citations may not always be 100% accurate.