TY  - BOOK
AU  - Sax,Joseph L.
TI  - Mountains without handrails, reflections on the national parks
SN  - 047209324X :
AV  - E160 .S29 1980
U1  - 917.3 
PY  - 1980///
CY  - Ann Arbor
PB  - University of Michigan Press
KW  - National parks and reserves
KW  - United States
N1  - Includes index; Bibliography: p. 139-148
ER  -