Odden, L. (2012). Optimize: How to attract and engage more customers by integrating SEO, social media, and content marketing. Wiley.
Lua i Stíl Chicago (17ú heag.)Odden, Lee. Optimize: How to Attract and Engage More Customers by Integrating SEO, Social Media, and Content Marketing. Hoboken, N.J.: Wiley, 2012.
Lua MLA (9ú heag.)Odden, Lee. Optimize: How to Attract and Engage More Customers by Integrating SEO, Social Media, and Content Marketing. Wiley, 2012.
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