TY  - BOOK
AU  - Mitra, Debkumar
TI  - Mindstretch: Stories about Numbers, Maths Puzzles and Games
SN  - 9780143031505
U1  - 658.4035 
PY  - 2004///
CY  - New Delhi
PB  - Penguin Books India (P) Ltd.
KW  - General
ER  -