TY  - GEN
AU  - Derry,Gregory N.
AU  - 
ED  - 
ED  - 
ED  - 
TI  - What science is and how it works
SN  - 9788189938727
U1  - 500 
PY  - 2011///
CY  - New Delhi
PB  - Overseas Press
KW  - 
KW  - Mathematics
ER  -