Hastings, H. (2008). Improve Your Marketing to Grow Your Business Insights and Innovation that Drive Business and Brand Growth. Pearson.
Lua i Stíl Chicago (17ú heag.)Hastings, Hunter. Improve Your Marketing to Grow Your Business Insights and Innovation That Drive Business and Brand Growth. Pearson, 2008.
Lua MLA (8ú heag.)Hastings, Hunter. Improve Your Marketing to Grow Your Business Insights and Innovation That Drive Business and Brand Growth. Pearson, 2008.
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