Cita APA (7th ed.)

Comfort J. Jeremy & Utley D. Derek. (1995). Effective Presentations. Oxford, Oxford University Press, 1995.

Cita Chicago (17th ed.)

Comfort J. Jeremy i Utley D. Derek. Effective Presentations. Oxford, Oxford University Press, 1995, 1995.

Cita MLA (9th ed.)

Comfort J. Jeremy i Utley D. Derek. Effective Presentations. Oxford, Oxford University Press, 1995, 1995.