Roth, A. C., & Baird, R. J. (1985). Small Gas Engines: Fundamentals, Service, Troubleshooting, Repairs. South Holland, IL. : Goodheart.
Citazione stile Chigago Style (17a edizione)Roth, Alfred C., e Ronald J. Baird. Small Gas Engines: Fundamentals, Service, Troubleshooting, Repairs. South Holland, IL. : Goodheart, 1985.
Citatione MLA (9a ed.)Roth, Alfred C., e Ronald J. Baird. Small Gas Engines: Fundamentals, Service, Troubleshooting, Repairs. South Holland, IL. : Goodheart, 1985.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.