TY  - BOOK
AU  - Hays,Ron D.
ED  - United States.
ED  - Rand Corporation.
TI  - User's guide for the longitudinal scalogram analysis program ; supported by the Conrad N. Hilton Foundation.
T2  - A Rand note
PY  - 1991///
CY  - California
PB  - Rand Corporation
N1  - Bibliography: p. 21-22
ER  -