APA (7e ed.) Bronvermelding

246111 Keulen, H. v. (1975). Simulation of water use and herbage growth in arid regions. Wageningen : Centre for Agricultural Pub & Documentation.

Chicago (17e ed.) Bronvermelding

246111 Keulen, H. van. Simulation of Water Use and Herbage Growth in Arid Regions. Wageningen : Centre for Agricultural Pub & Documentation, 1975.

MLA (9e ed.) Bronvermelding

246111 Keulen, H. van. Simulation of Water Use and Herbage Growth in Arid Regions. Wageningen : Centre for Agricultural Pub & Documentation, 1975.