TY  - BOOK
AU  - Dery,David
TI  - Problem definition in policy analysis /
SN  - 0700602615 :
U1  - 361.61 
PY  - 1984///
CY  - Lawrence, Kan. :
PB  - University Press of Kansas,
KW  - Policy sciences
N1  - Includes index; Bibliography: p. 123-137
ER  -