BILLIET, W. E. (1982). Small gas engines and power transmission systems: A repa-ir and maintenance handbook. Prentice-Hall.
Cita Chicago (17th ed.)BILLIET, Walter E. Small Gas Engines and Power Transmission Systems: A Repa-ir and Maintenance Handbook. New Jersey: Prentice-Hall, 1982.
Cita MLA (9th ed.)BILLIET, Walter E. Small Gas Engines and Power Transmission Systems: A Repa-ir and Maintenance Handbook. Prentice-Hall, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.