TY  - BOOK
AU  -  Philippakis,A S .
AU  - Kazmier,Leonard J  .
TI  - Program design concepts: with applications in cobol / 
U1  - 005.12 
PY  - 1983///
CY  - London : 
PB  - Mc-Graw Hill Book Company , 
KW  - Program design
ER  -