TY  - BOOK
AU  - Hughes,J.Dnald,
TI  - Environmental history of the World : 
SN  - 978-0-415-48150-2
U1  - G:55v1 
PY  - 2009///
CY  - New York
PB  - Routledge
KW  - Nature-Effect of human beings on -History
ER  -