Cita APA (7a ed.)

Foy, B. D. (2007). Mastering Perl. O'Reilly.

Cita Chicago Style (17a ed.)

Foy, Brian D. Mastering Perl. Sebastopol, Calif.: O'Reilly, 2007.

Cita MLA (8a ed.)

Foy, Brian D. Mastering Perl. O'Reilly, 2007.