APA (7th ed.) Citation

Christian, K. R., Freer, M., Donnelly, J. R., Davidson, J. L., & Armstrong, J. S. (1978). Simulation of grazing systems. Centre for Agricultural Publishing and Documentation.

Chicago Style (17th ed.) Citation

Christian, K. R., M. Freer, J. R. Donnelly, J. L. Davidson, and J. S. Armstrong. Simulation of Grazing Systems. Wageningen: Centre for Agricultural Publishing and Documentation, 1978.

MLA (9th ed.) Citation

Christian, K. R., et al. Simulation of Grazing Systems. Centre for Agricultural Publishing and Documentation, 1978.