TY  - BOOK
AU  - Hughes, J. Donald
TI  - What is environmental history ?
SN  - 978-0-7456-8843-5
U1  - 304.209 23rd.
PY  - 2016///
CY  - Cambridge
PB  - Polity Press
KW  - Human ecology-History
UR  - www.politybooks.com
ER  -