TY  - BOOK
AU  - Grauer Robert T
AU  -  Crawford Marshal A
TI  - Cobol:  Apragmativ approach   
U1  - D6,9(B):(P), L8 
PY  - 1978///
CY  - New Jersey 
PB  - Jeresy Prentice Hall        
KW  - Computer Sicence
ER  -