APA(7版)引用形式
Ritson, C. (1977). Agricultural economics: Principles and policy. St. Martin's Press.
Chicagoスタイル(17版)引用形式
Ritson, Christopher. Agricultural Economics: Principles and Policy. New York: St. Martin's Press, 1977.
MLA(9版)引用形式
Ritson, Christopher. Agricultural Economics: Principles and Policy. St. Martin's Press, 1977.
警告: この引用は必ずしも正確ではありません.