APA-čujuhus (7. p.)
Upton, M. (1973). Farm management in Africa: The principles of production and planning. Oxford.
Chicago-čujuhus (17. p.)
Upton, Martin. Farm Management in Africa: The Principles of Production and Planning. London: Oxford, 1973.
MLA-čujuhus (9. p.)
Upton, Martin. Farm Management in Africa: The Principles of Production and Planning. Oxford, 1973.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.