TY  - BOOK
AU  - Nickerson, Robert C.
TI  - COBOL programming: instructor's manual
SN  - 9780876261286
U1  - 005.1 
PY  - 1977///
CY  - Massachusetts
PB  - Winthrop
KW  - Computer science
KW  - COBOL(Computer program language)
KW  - Structured programming
ER  -