TY  - BOOK
AU  - Gritton,E.C
AU  - Don,Bruce,Steeb,Randal
ED  - Rand Corporation
ED  - United States.
TI  - Rand's concept analysis environment: a brief 
T2  - A Rand note
PY  - 1990///
CY  - California
PB  - Rand Corporation
ER  -