APA (7th ed.) Citation

Chamberlain, D., Cross, D., & Wardley, A. (2003). Perl template toolkit (First edition.). O'Reilly.

Chicago Style (17th ed.) Citation

Chamberlain, Darren, David Cross, and Andy Wardley. Perl Template Toolkit. First edition. Beijing ; Sebastopol, California: O'Reilly, 2003.

MLA (9th ed.) Citation

Chamberlain, Darren, et al. Perl Template Toolkit. First edition. O'Reilly, 2003.