TY  - BOOK
AU  - Kelleher, Grace J (Ed.)
TI  - The Challenge to systems analysis: public policy and social change
SN  - 471-46750-2
U1  - 658.502 21st
PY  - 1970///
CY  - New York
PB  - John Wiley
KW  - System analysis; Operations research; Urbanization; Land deg radations
ER  -