TY  - BOOK
AU  - DAS , LAKHIYAHIRA .
AU  - DAS , LAKHIYAHIRA .,
TI  - SAMPURNA SIKHYA 
U1  - 370 DAS 
PY  - 1994///
CY  - GUWAHATI
PB  - UNITED DAS PUBLISHERS
KW  - Education
ER  -