Wilden, A. (1980). System and structure: Essays in communication and exchange (Ed.2.).
Dyfyniad Arddull ChicagoWilden, Anthony. System and Structure: Essays in Communication and Exchange. Ed.2. London, Tavistock, 1980.
Dyfyniad MLAWilden, Anthony. System and Structure: Essays in Communication and Exchange. Ed.2. 1980.
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