TY  - GEN
AU  - Luthar , I. S.
TI  - Sets functions and numbers
SN  - 9788173196683
U1  - 512 
PY  - 2005///
CY  - New Delhi
PB  - Narosa 
KW  - MATHEMATICS
KW  - NUMBER SYSTEMS
KW  - INEQUALITIES  
ER  -