APA (7th ed.) Citation

Clark, C. (1970). The economics of irrigation (2d ed., completely rev. and enl.). Pergamon Press.

Chicago Style (17th ed.) Citation

Clark, Colin. The Economics of Irrigation. 2d ed., completely rev. and enl. Oxford: Pergamon Press, 1970.

MLA (9th ed.) Citation

Clark, Colin. The Economics of Irrigation. 2d ed., completely rev. and enl. Pergamon Press, 1970.