00558pamaa2200193 4500 0000036224 20070917090000.0 1565920007 (pbk) 005.43 LEV QA76.76U84 LEV 1992 LEVINE LEX andYacc John R. Levine, Tony Mason and Doug Brown: edited by Dale Dougherty. 2nd ed. Sebastopol: O'Reilly, 1992. xxii, 364p.; 23 cm. UNIX (Computer file) Utilities (Computer programs) BROWN, Doug MASON, Tony