Cita APA (7a ed.)

Windle, D., & Michaels, G. (2015). The influence workout: The 10 tried-and-tested steps that will build your influencing power. Pearson Education.

Cita Chicago Style (17a ed.)

Windle, David, y Guy Michaels. The Influence Workout: The 10 Tried-and-tested Steps That Will Build Your Influencing Power. Harlow, United Kingdom: Pearson Education, 2015.

Cita MLA (8a ed.)

Windle, David, y Guy Michaels. The Influence Workout: The 10 Tried-and-tested Steps That Will Build Your Influencing Power. Pearson Education, 2015.