00520pamaa2200157 4500 0000022980 20091130090000.0 0201419750(alk. paper) 005.133 HAL QA76.73.P22 HAL 1998 Hall Effective Perl Programming : writing better programs with PERL Joseph N. Hall and Randal L. Schwartz. Massachusetts: Addison-Wesley, 1998. xiv, 273p.: ill.; 25cm. Perl (Computer Program language) Schwartz, Randal L.