Cita APA (7th ed.)

Hargie, O. D. (1997). The handbook of communication skills (2nd.). Routledge.

Cita Chicago (17th ed.)

Hargie, Owen D. The Handbook of Communication Skills. 2nd. London: Routledge, 1997.

Cita MLA (9th ed.)

Hargie, Owen D. The Handbook of Communication Skills. 2nd. Routledge, 1997.