TY  - BOOK
AU  - Mackenzie,Fred T.
AU  - 
TI  - Our changing planet : : an introduction to earth system science and global environmental change
SN  - 0023736534
U1  - 363.7  23
PY  - 1995///
CY  - Upper Saddle River, New Jersey : 
PB  - Prentice Hall , 
KW  - Environmental sciences
ER  -