Bueschel, R. T., Stephenson, A. G., & Whitney, D. C. (1969). Commercial time-sharing services and utilities. New York: American Management Association.
Παραπομπή Chicago StyleBueschel, Richard T., Andrew G. Stephenson, and Douglas C. Whitney. Commercial Time-sharing Services and Utilities. New York: American Management Association, 1969.
Παραπομπή MLABueschel, Richard T., Andrew G. Stephenson, and Douglas C. Whitney. Commercial Time-sharing Services and Utilities. New York: American Management Association, 1969.
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