TY  - BOOK
ED  - Stata Corporation.
TI  - Stata base reference manual: volume 4 S-Z release 8
SN  - 1881228762
AV  - HA 32   .S7 2003
PY  - 2003///
CY  - Texas
PB  - Stata Press Publication
KW  - Statistics, graphics and data management
N1  -   Includes bibliographies and index
ER  -