APA (7th ed.) Citation

Pashley, N., & Stone, R. (1997). Ignition systems for lean burn gas engines.

Chicago Style (17th ed.) Citation

Pashley, NC, and R. Stone. Ignition Systems for Lean Burn Gas Engines. 1997.

MLA (9th ed.) Citation

Pashley, NC, and R. Stone. Ignition Systems for Lean Burn Gas Engines. 1997.

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