APA-referens (7:e uppl.)
Odden, L. (2012). Optimize: How to attract and engage more customers by integrating SEO, social media, and content marketing. Wiley.
Chicago-referens (17:e uppl.)
Odden, Lee. Optimize: How to Attract and Engage More Customers by Integrating SEO, Social Media, and Content Marketing. Hoboken, N.J.: Wiley, 2012.
MLA-referens (9:e uppl.)
Odden, Lee. Optimize: How to Attract and Engage More Customers by Integrating SEO, Social Media, and Content Marketing. Wiley, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.