Style de citation APA (7e éd.)
Ritson, C. (1977). Agricultural economics: Principles and policy. St. Martin's Press.
Style de citation Chicago (17e éd.)
Ritson, Christopher. Agricultural Economics: Principles and Policy. New York: St. Martin's Press, 1977.
Style de citation MLA (9e éd.)
Ritson, Christopher. Agricultural Economics: Principles and Policy. St. Martin's Press, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.