APA (7th ed.) Citation

Wall, L., Christiansen, T., & Orwant, J. (2000). Programming perl (3rd ed.). O' Reilly.

Chicago Style (17th ed.) Citation

Wall, Lary, Tom Christiansen, and Jon Orwant. Programming Perl. 3rd ed. Sebastopol: O' Reilly, 2000.

MLA (8th ed.) Citation

Wall, Lary, et al. Programming Perl. 3rd ed. O' Reilly, 2000.