Cita APA (7a ed.)

Spencer, S. M. (2011). Google power search (First edition.). Sebastopol, California.

Cita Chicago Style (17a ed.)

Spencer, Stephan M. Google Power Search. First edition. Beijing: Sebastopol, California, 2011.

Cita MLA (9a ed.)

Spencer, Stephan M. Google Power Search. First edition. Sebastopol, California, 2011.