APA-referens

Upton, M. (1996). Economic of Tropical Farming systems. Cambridge University Press.

Chicago-stil citat

Upton, Martin. Economic of Tropical Farming Systems. Cambridge: Cambridge University Press, 1996.

MLA-referens

Upton, Martin. Economic of Tropical Farming Systems. Cambridge University Press, 1996.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.