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.
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