Roth, A. C., & Baird, R. J. (1985). Small Gas Engines: Fundamentals, Service, Troubleshooting, Repairs. South Holland, IL. : Goodheart.
Chicago-čujuhus (17. p.)Roth, Alfred C., juo Ronald J. Baird. Small Gas Engines: Fundamentals, Service, Troubleshooting, Repairs. South Holland, IL. : Goodheart, 1985.
MLA-čujuhus (9. p.)Roth, Alfred C., juo Ronald J. Baird. Small Gas Engines: Fundamentals, Service, Troubleshooting, Repairs. South Holland, IL. : Goodheart, 1985.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.