APA (7th ed.) Citation

Baker, R. (1979). A primer of oil-well drilling (4th ed.). Petroleum Extension Service.

Chicago Style (17th ed.) Citation

Baker, Ron. A Primer of Oil-well Drilling. 4th ed. Austin: Petroleum Extension Service, 1979.

MLA (9th ed.) Citation

Baker, Ron. A Primer of Oil-well Drilling. 4th ed. Petroleum Extension Service, 1979.

Warning: These citations may not always be 100% accurate.