TY  - GEN
TI  - Advanced structured COBOL
SN  - 0878359508
U1  - 005.133 
PY  - 1994///
CY  - Danvers : 
PB  - Boyd and Fraser
KW  - COBOL (Computer Program Language)
KW  - Structured programming
N1  - Includes bibliographical references and index
ER  -