TY  - BOOK
AU  - Porter,John
TI  - AS/400 information engineering
SN  - 0-07-050623-X 
AV  - QA76.8 .P67 1993
PY  - 1993///
CY  - New York
PB  - McGraw-Hill
KW  - IBM AS/400 (Computer)
KW  - Computer software
KW  - Development
N1  - Includes bibliographical references and index
ER  -