TY  - BOOK
AU  - Heacox,Kim
ED  - National Geographic Society (U.S.)
TI  - The National Parks: an illustrated history 
SN  - 9781426215599 (hbk.)
PY  - 2016///
CY  - Washington, D.C.
PB  - National Geographic
KW  - National parks and reserves
KW  - United States
KW  - History
N1  - Includes index; "Official companion, 2016 National Park Service centennial"--Front cover
ER  -