TY  - BOOK
AU  - Fred T Mackenzie
TI  - Our changing planet
SN  - 9780321667724
U1  - 551 
PY  - 2011///
CY  - New Jersey
PB  - Prentice-Hall
KW  - Human Ecology
KW  - Global Environmental Change
KW  - Environmental Science
KW  - Science
ER  -