Hugh-Jones, E. M. (1956). The push-button world: Automation today. Norman: University of Oklahoma Press.
Čikaški stil citiranjaHugh-Jones, E. M. The Push-button World: Automation Today. Norman: University of Oklahoma Press, 1956.
MLA način citiranjaHugh-Jones, E. M. The Push-button World: Automation Today. Norman: University of Oklahoma Press, 1956.
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