APA
Cheverton P., Velde J. P. v. d., . (2011). Understanding the professional buyer : what every sales professional should know about how the modern buyer thinks and behaves. London ; Philadelphia: Kogan Page.
Chicago
Cheverton Peter, Velde Jan Paul van der, . 2011. Understanding the professional buyer : what every sales professional should know about how the modern buyer thinks and behaves. London ; Philadelphia: Kogan Page.
Harvard
Cheverton P., Velde J. P. v. d., . (2011). Understanding the professional buyer : what every sales professional should know about how the modern buyer thinks and behaves. London ; Philadelphia: Kogan Page.
MLA
Cheverton Peter, Velde Jan Paul van der, . Understanding the professional buyer : what every sales professional should know about how the modern buyer thinks and behaves. London ; Philadelphia: Kogan Page. 2011.