TY  - BOOK
AU  - Lientz, Bennet P
AU  - Swanson, E Burton
TI  - Software maintenance management: a study of the manintenance of computer application software in 487 data processing organizations
KW  - Software
KW  - Software - Computer
KW  - Programs- computer
KW  - Computer science
KW  - Computer programming
KW  - Computer systems
KW  - System software
KW  - Software maintenance
ER  -