Cita APA (7th ed.)

Whiteman, W. A. (2000). Perfect public speaking. Goodwill Publishing House.

Cita Chicago (17th ed.)

Whiteman, W A. Perfect Public Speaking. New Delhi: Goodwill Publishing House, 2000.

Cita MLA (8th ed.)

Whiteman, W A. Perfect Public Speaking. Goodwill Publishing House, 2000.