TY  - BOOK
AU  - Popkin,Gary S.
TI  - Advanced structured COBOL
SN  - 0534077889 (pbk.) :
U1  - 005.13/3�19 
PY  - 1987///
CY  - Boston, Mass.
PB  - Kent Pub. Co.
KW  - COBOL (Computer program language)
KW  - Structured programming
ER  -