TY  - BOOK
AU  - Lott, Richard W.
TI  - Programmed learning aid for COBOL: a first course 
SN  - 0256019819
AV  - QA76.73.C25 .L67 1977
PY  - 1977///
CY  - Illinois
PB  - Learning systems company
KW  - COBOL
KW  - Mathematics
N1  - Includes index
ER  -