Cita APA

Ludlow, R., & Panton, F. (1995). Essence of effective communication. Prentice Hall.

Chicago Edition Citation

Ludlow, Ron, i Fergus Panton. Essence of Effective Communication. New Delhi: Prentice Hall, 1995.

Cita MLA

Ludlow, Ron, i Fergus Panton. Essence of Effective Communication. Prentice Hall, 1995.

Atenció: Aquestes cites poden no estar 100% correctes.