TY  - BOOK
AU  - Sansi, Harish Chandra
TI  - 121 dimagi kasaratein
SN  - 81-88099-02-3
U1  - 793.73 21st
PY  - 2007///
CY  - Delhi
PB  - Manoj Publications
KW  - PUZZLES; PUZZLE GAMES; MIND GAMES; MATHEMATICAL GAMES
ER  -