APA (7th ed.) Citation

Herrmann, E. (1999). CGI programming with Perl 5 in a week. Techmedia.

Chicago Style (17th ed.) Citation

Herrmann, Eric. CGI Programming with Perl 5 in a Week. New Delhi: Techmedia, 1999.

MLA (9th ed.) Citation

Herrmann, Eric. CGI Programming with Perl 5 in a Week. Techmedia, 1999.