TY  - BOOK
T1  - Structured COBOL a step by step approach
A1  - Litecky, Charles R.
A2  - Davis, Gordon Bitter
LA  - English
PP  - New York
PB  - McGraw-Hill
YR  - 1987
UL  - https://tuklas.up.edu.ph/Record/UP-99796217602937335
OP  - 401
NO  - Rev. ed. of: Elementary structured COBOL / Gordon B. Davis, Margrethe H. Olson, Charles R. Litecky. c1977.
CN  - QA 76.73 C25 L58 1987
SN  - 007015788X
KW  - COBOL (Computer program language).
KW  - Structured programming.
ER  -