Cita APA (7a ed.)

Kelsey, T. a. (2017). Introduction to Search Engine Marketing and AdWords: A Guide for Absolute Beginners (1st ed. 2017.). Apress.

Cita Chicago Style (17a ed.)

Kelsey, Todd. author. Introduction to Search Engine Marketing and AdWords: A Guide for Absolute Beginners. 1st ed. 2017. Berkeley, CA: Apress, 2017.

Cita MLA (9a ed.)

Kelsey, Todd. author. Introduction to Search Engine Marketing and AdWords: A Guide for Absolute Beginners. 1st ed. 2017. Apress, 2017.