Cita APA (7th ed.)

Zwickel, S. B., & Pfeiffer. (2006). Pocket guide to technical presentations and professional speaking. Pearson Prentice Hall.

Cita Chicago (17th ed.)

Zwickel, Steven B., i Pfeiffer. Pocket Guide to Technical Presentations and Professional Speaking. Upper Saddle River, NJ: Pearson Prentice Hall, 2006.

Cita MLA (8th ed.)

Zwickel, Steven B., i Pfeiffer. Pocket Guide to Technical Presentations and Professional Speaking. Pearson Prentice Hall, 2006.