APA (7e ed.) Bronvermelding

Billiet, W. E. (1982). Small gas engines & power transmission systems: A repair and maintenance handbook. Prentice-Hall.

Chicago (17e ed.) Bronvermelding

Billiet, Walter E. Small Gas Engines & Power Transmission Systems: A Repair and Maintenance Handbook. Englewood Cliffs, N.J.: Prentice-Hall, 1982.

MLA (9e ed.) Bronvermelding

Billiet, Walter E. Small Gas Engines & Power Transmission Systems: A Repair and Maintenance Handbook. Prentice-Hall, 1982.