Gaya APA

Knapp, D, E. (2008). The Brandpromise: How Costco, Ketel One, Make-A-Wish, Tourism Vancouver, and Other Leading Brands Make and Keep the Promise That Guarantees Success! . USA: McGraw Hill.

Gaya MLA

Knapp, Duane, E.. "The Brandpromise: How Costco, Ketel One, Make-A-Wish, Tourism Vancouver, and Other Leading Brands Make and Keep the Promise That Guarantees Success!". USA: McGraw Hill, 2008. Texts.