Cita APA (7a ed.)
Carruthers, I., & Clark, C. (1981). <The> Economics of irrigation. University Press.
Cita Chicago Style (17a ed.)
Carruthers, Ian, y Colin Clark. <The> Economics of Irrigation. Liverpool: University Press, 1981.
Cita MLA (9a ed.)
Carruthers, Ian, y Colin Clark. <The> Economics of Irrigation. University Press, 1981.
Precaución: Estas citas no son 100% exactas.