APA-viite (7. p.)

Barnard, C. (1979). Farm planning and control (2nd.ed.). Cambridge Univ..

Chicago-viite (17. p.)

Barnard, C.S. Farm Planning and Control. 2nd.ed. Cambridge: Cambridge Univ., 1979.

MLA-viite (9. p.)

Barnard, C.S. Farm Planning and Control. 2nd.ed. Cambridge Univ., 1979.