TY  - BOOK
AU  - ADAMS, D.R ,HETZEL, W
TI  - COMPUTER INFORMATION SYSTEMS DEVELOPMENT ,PRICIPLES AND CASE STUDY
SN  - 0-538-10970-X
U1  - 004.21 HET'C 
PY  - 1985///
CY  - WEST CHICAGO
PB  - SOUTH WESTERN
ER  -