Pringle, H. (2009). Brand immortality: How brands can live long and proper. Kogan Page.
Lua i Stíl Chicago (17ú heag.)Pringle, Hamish. Brand Immortality: How Brands Can Live Long and Proper. London: Kogan Page, 2009.
Lua MLA (9ú heag.)Pringle, Hamish. Brand Immortality: How Brands Can Live Long and Proper. Kogan Page, 2009.
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