TY  - GEN
AU  - Rutherford,Jill
AU  - Williams,Gillian
TI  - Environmental systems and societies: course companion 
T2  - Oxford IB diploma programme 
SN  - 9780198389149
AV  - GE140 .R87 2009 
PY  - 2009///
CY  - Oxford, U.K.
PB  - Oxford University Press
KW  - Ciencias ambientales
KW  - Environmental sciences
N1  - Incluye índice
ER  -