APA-viite

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

Chicago-tyylinen lähdeviittaus

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

MLA-viite

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