APA (7th ed.) Citation

Holmes, M., Beeks, W., & Major, T. (1984). Simple equation estimates drilling costs: 1984 update. Oil & Gas Journal, 82, 162.

Chicago Style (17th ed.) Citation

Holmes, Michael, Wayne Beeks, and Tom Major. "Simple Equation Estimates Drilling Costs: 1984 Update." Oil & Gas Journal 82 (1984): 162.

MLA (9th ed.) Citation

Holmes, Michael, et al. "Simple Equation Estimates Drilling Costs: 1984 Update." Oil & Gas Journal, vol. 82, 1984, p. 162.