Cita APA

Barker, A. (2013). Improve your communication skills (Third Edition.). Philadelphia, PA: Kogan Page Ltd.

Citación estilo Chicago

Barker, Alan. Improve Your Communication Skills. Third Edition. Philadelphia, PA: Kogan Page Ltd, 2013.

Cita MLA

Barker, Alan. Improve Your Communication Skills. Third Edition. Philadelphia, PA: Kogan Page Ltd, 2013.

Warning: These citations may not always be 100% accurate.