Cita APA (7a ed.)
Clemmens, A., & David, S. (2007). Water uses and productivity of irrigation systems.
Cita Chicago Style (17a ed.)
Clemmens, A.J, y S. David. Water Uses and Productivity of Irrigation Systems. 2007.
Cita MLA (9a ed.)
Clemmens, A.J, y S. David. Water Uses and Productivity of Irrigation Systems. 2007.
Precaución: Estas citas no son 100% exactas.