TY  - BOOK
AU  - Sass,C.Joseph
TI  - COBOL programming and applications
SN  - 0205065503
AV  - QA76.73 .C25 S28 1979
PY  - 1979///
CY  - Boston 
PB  - Allyn and Bacon 
KW  - COBOL (Computer program language)
N1  - Incluye indice; Bibliografía: p. [426]-427
ER  -