Cita APA (7a ed.)

Nelson, P., & Pearson, J. (1993). Confidence in public speaking (5th ed.). WCB Brown & Benchmark.

Cita Chicago Style (17a ed.)

Nelson, Paul, y Judy Pearson. Confidence in Public Speaking. 5th ed. Madison [etc.]: WCB Brown & Benchmark, 1993.

Cita MLA (9a ed.)

Nelson, Paul, y Judy Pearson. Confidence in Public Speaking. 5th ed. WCB Brown & Benchmark, 1993.