TY  - BOOK
AU  - Hearn, Steve, O 
TI  - Oracle: OCP developer PL/SQL program units exam guide 
SN  - 0-07-048698-0 
U1  - 005.13 HEA  
PY  - 2002///
CY  - Tata mcgraw hill 
PB  - New Delhi 
KW  - PROGRAMMING LANGUAGE
ER  -