Oracle PL/SQL and Forms Reference Books

Oracle Press Ser.: Oracle SQL and PL/SQL Annotated Archives by Rachel Carmichael

Oracle PL/SQL Programming Fundamentals : A Tutorial by Examples P

Murach's Oracle SQL and PL/SQL (Training & Reference)

Oracle PL/SQL Programming by Feuerstein, Steven

Oracle SQL: Jumpstart with Examples by Powell

Oracle PL/SQL Programming by Steven Feuerstein; Bill Pribyl

Murach's Oracle SQL and PL/SQL for Developers by Murach, Joel