Cita APA

Steven, H. (2010). PERL 2nd edition: Black book comprehensive problem solver. dreamtech.

Chicago Edition Citation

Steven, Holzner. PERL 2nd Edition: Black Book Comprehensive Problem Solver. new delhi: dreamtech, 2010.

Cita MLA

Steven, Holzner. PERL 2nd Edition: Black Book Comprehensive Problem Solver. dreamtech, 2010.