Billiet, W. E. (1982). Small gas engines & power transmission systems: A repair and maintenance handbook. Prentice-Hall.
Citazione stile Chigago Style (17a edizione)Billiet, Walter E. Small Gas Engines & Power Transmission Systems: A Repair and Maintenance Handbook. Englewood Cliffs, N.J.: Prentice-Hall, 1982.
Citatione MLA (9a ed.)Billiet, Walter E. Small Gas Engines & Power Transmission Systems: A Repair and Maintenance Handbook. Prentice-Hall, 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.