Cita APA (7th ed.)

Lidie, S., & Walsh, N. (2002). Mastering Perl/Tk (1. Edtion.). O`Reilly.

Cita Chicago (17th ed.)

Lidie, Steve, i Nancy Walsh. Mastering Perl/Tk. 1. Edtion. Beijing, Cambridge (u.a.): O`Reilly, 2002.

Cita MLA (8th ed.)

Lidie, Steve, i Nancy Walsh. Mastering Perl/Tk. 1. Edtion. O`Reilly, 2002.