TY  - BOOK
AU  - Upadhyay , Shashi Bhushan
TI  - Existence Indentiy and Mabilaztion
SN  - 81-7304-529-1
U1  - 954.7923035   Upa.P4 
PY  - 2004///
CY  - Delhi
PB  - Manohar
ER  -