TY  - BOOK
AU  - Grauer R T
TI  - COBOL book of practice and reference
SN  - 0-13-139717-6
U1  - 005.133 
PY  - 1981///
CY  - N J
PB  - Prentice Hall
KW  - COBOL
KW  - Computer science
KW  - Programming language
ER  -