TY  - BOOK
AU  - sokolsky,P.
TI  - The modern openings in theory and practice: their influence on the middlgame 
SN  - 0273314092
PY  - 1972///
CY  - London
PB  - Pitman Pub.
N1  - Translated from : Shakhmatnaya partiya v yevo razviti
ER  -