Cita APA (7a ed.)

Cooper, A., Leggott, P., & Sprenger, C. Words in action: Simple guidance and assignments in communication.

Cita Chicago Style (17a ed.)

Cooper, Alan, Peter Leggott, y Cyril Sprenger. Words in Action: Simple Guidance and Assignments in Communication.

Cita MLA (9a ed.)

Cooper, Alan, et al. Words in Action: Simple Guidance and Assignments in Communication.