Cita APA (7a ed.)

Cottrell, D., & Barsness, T. (2014). The magic question: A simple question every leader dreams of answering ([First edition].). McGraw Hill-Ascent Audio.

Cita Chicago Style (17a ed.)

Cottrell, David, y Todd Barsness. The Magic Question: A Simple Question Every Leader Dreams of Answering. [First edition]. [Place of publication not identified]: McGraw Hill-Ascent Audio, 2014.

Cita MLA (8a ed.)

Cottrell, David, y Todd Barsness. The Magic Question: A Simple Question Every Leader Dreams of Answering. [First edition]. McGraw Hill-Ascent Audio, 2014.