Cita APA (7a ed.)

Van Keulen, H. (1975). Simulation of water use and herbage growth in arid regions. Centre for Agricultural Publishing and Documentation.

Cita Chicago Style (17a ed.)

Van Keulen, Herman. Simulation of Water Use and Herbage Growth in Arid Regions. Wageningen: Centre for Agricultural Publishing and Documentation, 1975.

Cita MLA (8a ed.)

Van Keulen, Herman. Simulation of Water Use and Herbage Growth in Arid Regions. Centre for Agricultural Publishing and Documentation, 1975.