TY  - BOOK
AU  - Thompson Jessica L, Houseal Ana K 
TI  - America's largest classroom: what we learn from our national parks/ (D2753)
SN  - 9780520340640
U1  - 371.384 THO 
PY  - 2020///
CY  - United States of America
PB  - University of California Press
N1  - includes index
ER  -