TY  - BOOK
AU  - Flatt, John.
AU  - Harrison, Glennis.
TI  - Introducing mind stretchers: An orient Longman book for developing problem solving skills in mathematics. 
SN  - 8125020756
U1  - 513.1 FLA 
PY  - 2001///
CY  - New Delhi
PB  - Orient Longman
ER  -