TY  - BOOK
AU  - Vesely,Eric Garrigue
TI  - COBOL: a guide to structured, portable, maintainable, and efficient program design 
SN  - 0138540500
PY  - 1989///
CY  - Englewood Cliffs, N.J.
PB  - Prentice Hall
KW  - COBOL (Computer program language)
ER  -