TY  - BOOK
AU  - Ekman,Torgil
AU  - Nilsson,Kenneth
TI  - COBOL Programming: an introduction 
SN  - 0884053156
PY  - 1974///
CY  - New York
PB  - Petrocelli/Charter
KW  - COBOL (Computer program language)
N1  - Bibliography : p. 162
ER  -