TY  - BOOK
AU  - Martin,James
TI  - Fourth-generation languages - volume 11 : representative 4GLS
SN  - 0133297497
U1  - QA/76.7 
PY  - 1985///
CY  - Englewood Cliffs, New Jersey
PB  - Prentice-Hall
KW  - Programming languages (Electronic computers)
ER  -