TY  - BOOK
AU  - Yusupov, Artur
TI  - Boost your chess. 3., Mastery
SN  - 9781906552442
U1  - G 794.1 
PY  - 2011///
CY  - Glasgow :  UK
PB  - Quality Chess
KW  - Chess
KW  - Chess variations
ER  -