Herrmann, E. (1998). Teach yourself: CGI Programming with perl 5 in a week. Techmedia.
Citazione stile Chigago Style (17a edizione)Herrmann, Eric. Teach Yourself: CGI Programming with Perl 5 in a Week. New Delhi: Techmedia, 1998.
Citatione MLA (9a ed.)Herrmann, Eric. Teach Yourself: CGI Programming with Perl 5 in a Week. Techmedia, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.