TY  - BOOK
AU  - Vaughan,Roger J
ED  - Research and Development Corporation, 
TI  - The value of urban open space
T2  - The Rand paper series
PY  - 1977///
CY  - Santa Monica, California
PB  - Rand Corporation
KW  - Recreation
KW  - Economic aspects
KW  - Open spaces
KW  - United States
N1  - Includes bibliographical references (pages 56-57)
ER  -