APA (7th ed.) Citation

Schwartz, R. L., Phoenix, T., & Foy, B. D. (2008). Learning Perl (5. ed., covers Perl 5.10.). O'Reilly.

Chicago Style (17th ed.) Citation

Schwartz, Randal L., Tom Phoenix, and Brian D. Foy. Learning Perl. 5. ed., covers Perl 5.10. Beijing [u.a.]: O'Reilly, 2008.

MLA (9th ed.) Citation

Schwartz, Randal L., et al. Learning Perl. 5. ed., covers Perl 5.10. O'Reilly, 2008.