TY  - BOOK
AU  - Semple, Ellen C  .
TI  - Environmental geography: influences on man on the basis of Ratzel`s system / 
SN  - 81-7888-635-9
U1  - U47 
PY  - 2009///
CY  - New Delhi : 
PB  - Dominant Publishers and Distributors , 
KW  - Environmental Geography
ER  -