Hancock, J. C. (1974). An introduction to the principles of communication theory. Tata McGraw-Hill.
Chicago Style aipamenaHancock, John C. An Introduction to the Principles of Communication Theory. Newdelhi: Tata McGraw-Hill, 1974.
MLA aipamenaHancock, John C. An Introduction to the Principles of Communication Theory. Tata McGraw-Hill, 1974.
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