APA (7th ed.) Citation

Enge, E. (2014). The Art of SEO: Mastering Search Engine Optimization. SPD.

Chicago Style (17th ed.) Citation

Enge, Eric. The Art of SEO: Mastering Search Engine Optimization. Mumbai: SPD, 2014.

MLA (9th ed.) Citation

Enge, Eric. The Art of SEO: Mastering Search Engine Optimization. SPD, 2014.