TY  - BOOK
AU  - Heer Friedrich
TI  - Great documents of the world :  Milestones of human thought  Ed by Pierre Schwob
U1  - V1:6.N7, L7 
PY  - 1977///
CY  - New York
PB  - Mc Graw Hill    
KW  - HISTORY
N1  - Bibliography p183--185
ER  -