Gaya APA

KNAPP, D, E. (2008). The Brand Promise: How Costco, Ketel One, Make-A- Wish, Tourism Vancouver, & Other Leading Brands Make and Keep The Promise That Guarantees Success! / KNAPP, Duane E . America: McGrawe-Hill.

Gaya MLA

KNAPP, Duane, E. "The Brand Promise: How Costco, Ketel One, Make-A- Wish, Tourism Vancouver, & Other Leading Brands Make and Keep The Promise That Guarantees Success! / KNAPP, Duane E". America: McGrawe-Hill, 2008. Text.