Cita APA (7th ed.)

Schmidt,Eric, & Rosenberg, J. (2007). How Google works. HBS Press.

Cita Chicago (17th ed.)

Schmidt,Eric, i Jonathan Rosenberg. How Google Works. HBS Press, 2007.

Cita MLA (9th ed.)

Schmidt,Eric, i Jonathan Rosenberg. How Google Works. HBS Press, 2007.