Craven, R. (2002). Customer is king: How to exceed their expectations. Virgin Books.
Citación estilo ChicagoCraven, Robert. Customer Is King: How to Exceed Their Expectations. London: Virgin Books, 2002.
Cita MLACraven, Robert. Customer Is King: How to Exceed Their Expectations. Virgin Books, 2002.
Warning: These citations may not always be 100% accurate.