Friend, J., & Hickling, A. (1987). Planning under pressure: The strategic choice approach. Pergamon Press.
Style de citation Chicago (17e éd.)Friend, John, et Allen Hickling. Planning Under Pressure: The Strategic Choice Approach. [Oxford Oxfordshire] ; New York: Pergamon Press, 1987.
Style de citation MLA (9e éd.)Friend, John, et Allen Hickling. Planning Under Pressure: The Strategic Choice Approach. Pergamon Press, 1987.