Orwant, J. (1998). Perl 5 interactive course certified edition. Waite Group Press.
Čikaški stil citiranja (17. izdanje)Orwant, Jon. Perl 5 Interactive Course Certified Edition. Waite Group Press, 1998.
MLA način citiranja (8. izdanje)Orwant, Jon. Perl 5 Interactive Course Certified Edition. Waite Group Press, 1998.
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