TY  - BOOK
AU  - Mackenzie Fred T
TI  - Our Changing Planet: An Introduction to Earth System Science and Global Environmental Change
U1  - 577 MAC 
PY  - 2011///
CY  - Prentice Hall
PB  - Boston
KW  -  Earth System Science
KW  -  Global Environment Change
KW  -  Mackenzie Fred T
KW  - Planet
ER  -