TY  - BOOK
AU  - Baumann,Hans,1914
TI  - Sons of the steppe: the story of how the conqueror Genghis Khan was overcome 
PY  - 1958///
CY  - London
PB  - Oxford University Press
KW  - Genghis Khan, 1162
KW  - Kublai Khan, 1216
ER  -