TY  - BOOK
AU  - Humboldt, Alexander von
AU  - Knight, David M
TI  - Aspects of nature in different lands and different climates
SN  - 9780415289337
U1  - 500 KNI.2 
PY  - 2004///
CY  - London ; New York
PB  - Natural History Museum, Routledge
KW  - Physical geography
ER  -