APA-referens

Jackson, I. J. (1977). Climate, water and agriculture in the tropics. English Langauge Book Society.

Chicago-stil citat

Jackson, I J. Climate, Water and Agriculture in the Tropics. London: English Langauge Book Society, 1977.

MLA-referens

Jackson, I J. Climate, Water and Agriculture in the Tropics. English Langauge Book Society, 1977.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.