TY  - BOOK
AU  - Perelman Ya.
TI  - Figures for Fun
U1  - 1 थ 79 
PY  - 1979///
PB  - MIR PUBLISHERS, MOWCOW.
KW  - Figures for Fun
KW  - इ.डी.यू
N2  - इ.डी.यू
ER  -