APA (7th ed.) Citation
Ion, D., Ross, R., & Mortimer, G. W. Oil and gas. [s.n.].
Chicago Style (17th ed.) Citation
Ion, D.C, R.J.P Ross, and Glenn W. Mortimer. Oil and Gas. [s.l.]: [s.n.].
MLA (9th ed.) Citation
Ion, D.C, et al. Oil and Gas. [s.n.].
Warning: These citations may not always be 100% accurate.