TY  - GEN
AU  - Gaston wiet
TI  - History of Mankind Cultural & Scientific Development Vol_6 Part_1
U1  - 909/I.C.H.S.C.D.M. 
PY  - 1976///
CY  - London
PB  - George Allen & Unwin Ltd.
N1  - ASI Library
ER  -