TY  - BOOK
AU  - Kaplan, Robert D.
TI  - Earning the rockies
SN  - 9780399588235
U1  - 306.097309048 
PY  - 2017///
CY  - New York
PB  - Random house
KW  - Landscapes-Social aspects; Territorial expansion
KW  - Social conditions
ER  -