TY  - BOOK
AU  - Shelly,Gary B.
TI  - Structured cobol programming / 
SN  - 0878354867   
PY  - 1996///.
CY  - Danvers
PB  - Boyd & Fraser Publishing, 
KW  - COBOL (computer programming languge)
KW  - Srtuctured programming
ER  -