TY  - BOOK
AU  - Armstrong,Russell M.
TI  - Modular programming in COBOL
T2  - Business data processing: a Wiley series
SN  - 0471033251
U1  - 005.133 21
PY  - 1973///]
CY  - New York
PB  - Wiley
KW  - COBOL (Computer program language)
N1  - "A Wiley-Interscience publication."; Includes bibliographical references
ER  -