Adair, J. (1973). Training for communication. Macdonald.
Cita Chicago (17th ed.)Adair, John. Training for Communication. London: Macdonald, 1973.
Cita MLA (9th ed.)Adair, John. Training for Communication. Macdonald, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.