APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.