00659cam 2200241 450 999297http://id.bnportugal.gov.pt/bib/porbase/99929719990920165100.01-56592-284-0(bn)99929719990728d1997 m y0pory0103 baengCHrLearning Perl2nd edBeijingO'Reillycop. 1997XXIX, 269, [13] p.SIPOR68295004.42Perl(076)BNpor903951SchwartzRandal L.783491ChristiansenTom070903045PTBNRPCBNFGMONJúlio Logrado de Figueiredo, Lda.P. 15022 V.2