TY  - BOOK
AU  - Ratzel, Friedrich
TI  - The History of Mankind 
SN  - 9781332748617
U1  - 572 23rd.ed.
PY  - 2018///
CY  - London
PB  - Macmillan and Co., Ltd.
N1  - Book 1
Principles of Ethnography
1. The Task of Ethnography 
2. Situation ,Aspect,and Numbers of the Human Race 
3. The Position of Natural Races among Mankind
4. Nature,Rise, and Spread of Civilization 
5. Language
ER  -