TY  - BOOK
AU  - Goudie, Andrew  .
TI  - Earth transformed: an introduction to human impacts on the environment / 
SN  - 0-631-19464-9
U1  - U47 
PY  - 1997///
CY  - Oxford : 
PB  - Blackwell Publishers Ltd , 
KW  - Nature- Effect of human beings on
ER  -