APA-viite (7. p.)

Blandford, P. W. (1976). Old farm tools and machinery: An illustrated history. Gale Research Co..

Chicago-viite (17. p.)

Blandford, Percy W. Old Farm Tools and Machinery: An Illustrated History. Fort Lauderdale, Fla.: Gale Research Co., 1976.

MLA-viite (8. p.)

Blandford, Percy W. Old Farm Tools and Machinery: An Illustrated History. Gale Research Co., 1976.