TY  - GEN
AU  - Whitten, Jeffrey L.
AU  - Dittman, Kevin C
AU  - Bentley, Lonnie D.
TI  - Systems analysis and design methods 
SN  - 0070445397
U1  - 004.21 
PY  - 2000///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Computer science
KW  - Design methods
KW  - System analysis
ER  -