Παραπομπή APA

McKean. (2010). Managing customers through ecocnomic cycles. John Wiley & Sons.

Παραπομπή Chicago Style

McKean. Managing Customers Through Ecocnomic Cycles. Sussex: John Wiley & Sons, 2010.

Παραπομπή MLA

McKean. Managing Customers Through Ecocnomic Cycles. John Wiley & Sons, 2010.