Mark Leung

Mark Leung, IBM Australia

IBM Redbooks

 * PL/I for OS/2, PL/I for OS/2 Toolkit: Visual PL/I, CODE/370 PL/I Support - GG24-2501-00 (Mar 1995)
 * Improving Productivity with IBM ISPF Productivity Tool V7.1 for z/OS (Apr 2013)