Schwartz, Randal L. Learning Perl / Randal L. Schwartz and Tom Christiansen - 2nd ed. - Cambridge : O'Reilly & Associates, 1997 - xxix, 269 p. : ill. ; 24 cm. - A Nutshell handbook . 'Unix programming'--Cover Includes index ISBN: 1565922840 RM* LCCN: 97-208359 Subjects--Topical Terms: Perl (Computer program language)