APA (7e ed.) Bronvermelding

BILLIET, W. E. (1982). Small gas engines and power transmission systems: A repa-ir and maintenance handbook. Prentice-Hall.

Chicago (17e ed.) Bronvermelding

BILLIET, Walter E. Small Gas Engines and Power Transmission Systems: A Repa-ir and Maintenance Handbook. New Jersey: Prentice-Hall, 1982.

MLA (9e ed.) Bronvermelding

BILLIET, Walter E. Small Gas Engines and Power Transmission Systems: A Repa-ir and Maintenance Handbook. Prentice-Hall, 1982.