Cita APA (7a ed.)

Ward, L. E., & Faris, J. E. (1968). A stochastic approach to replacement policies for plum trees. University of Cambridge, Farm Economics Branch.

Cita Chicago Style (17a ed.)

Ward, Lionel E., y J. Edwin Faris. A Stochastic Approach to Replacement Policies for Plum Trees. Cambridge: University of Cambridge, Farm Economics Branch, 1968.

Cita MLA (9a ed.)

Ward, Lionel E., y J. Edwin Faris. A Stochastic Approach to Replacement Policies for Plum Trees. University of Cambridge, Farm Economics Branch, 1968.