TY  - BOOK
ED  - SAS Institute.
TI  - SAS user's guide: basics, version 5 edition 
SN  - 091738265X
PY  - 1985///
CY  - Cary, North Carolina
PB  - SAS Institute
KW  - Automatic Data Processing
KW  - Information retrieval systems
KW  - Computers
ER  -