APA (7th ed.) Citation

Lidie, S., & Walsh, N. (2002). Mastering Perl/Tk (First edition.). O'Reilly.

Chicago Style (17th ed.) Citation

Lidie, Stephen, and Nancy Walsh. Mastering Perl/Tk. First edition. Beijing ; Sebastopol, California: O'Reilly, 2002.

MLA (9th ed.) Citation

Lidie, Stephen, and Nancy Walsh. Mastering Perl/Tk. First edition. O'Reilly, 2002.