TY  - BOOK
AU  - Mallik Ashok Kumar
AU  - Mallik Ashok Kumar
TI  - Popular problems and puzzles in mathematics
SN  - 9789382993865 (pbk)
U1  - B:gx, Q4 
PY  - 2014///
CY  - New Delhi
PB  -  Foundation Press     
KW  -  Alphametics
KW  -  Geometrical calculations
KW  -  Optimisation problems
KW  - Mathematics
N1  - Appendix I-IV 119-157p.; References 159-160p
ER  -