Cita APA (7a ed.)
Keys, P. Understanding the Process of Operational Research: Collected Readings. Wiley.
Cita estilo Chicago (17a ed.)
Keys, Paul. Understanding the Process of Operational Research: Collected Readings. Chichester, Inglaterra: Wiley.
Cita MLA (9a ed.)
Keys, Paul. Understanding the Process of Operational Research: Collected Readings. Wiley.
Precaución: Estas citas no son 100% exactas.