Cita APA (7a ed.)

Leslie, L. A., & Zoubek, C. E. (1950). Gregg advanced dictation simplified. Gregg Pub. Co.

Cita Chicago Style (17a ed.)

Leslie, Louis A., y Charles E. Zoubek. Gregg Advanced Dictation Simplified. New York: Gregg Pub. Co, 1950.

Cita MLA (8a ed.)

Leslie, Louis A., y Charles E. Zoubek. Gregg Advanced Dictation Simplified. Gregg Pub. Co, 1950.