Roth, A. C., & Baird, R. J. (1985). Small Gas Engines: Fundamentals, Service, Troubleshooting, Repairs. South Holland, IL. : Goodheart.
芝加哥风格引文Roth, Alfred C., 与 Ronald J. Baird. Small Gas Engines: Fundamentals, Service, Troubleshooting, Repairs. South Holland, IL. : Goodheart, 1985.
MLA引文Roth, Alfred C., 与 Ronald J. Baird. Small Gas Engines: Fundamentals, Service, Troubleshooting, Repairs. South Holland, IL. : Goodheart, 1985.
警告：这些引文格式不一定是100％准确.