TY  - BOOK
AU  - Davis, Andrew
AU  - Nagle, Garrett 
TI  - Environmental systems and societies: study and revision guide
SN  - 9781471899737
AV  - QH541 .D38 2017
PY  - 2017///
CY  - London
PB  - Hodder education
KW  - Environmental system
ER  -