APA-referens

Ritson, C. (1977). Agricultural economics: Principles and Policy. Cros by Lockwood staples.

Chicago-stil citat

Ritson, Christopher. Agricultural Economics: Principles and Policy. London: Cros by Lockwood staples, 1977.

MLA-referens

Ritson, Christopher. Agricultural Economics: Principles and Policy. Cros by Lockwood staples, 1977.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.