TY  - BOOK
AU  - COHEN Stephen F
TI  - Bukharin and the Bolshevik revolution : " A political biography ,1888-1938."
SN  - 0194026977
U1  - "XM2wM88, L1" 
PY  - 1971///
CY  - Oxford
PB  - Oxford university press     
N1  - Bibliography :P.479-494
ER  -