TY  - BOOK
AU  - Vijayakumar , P. N.
TI  - Pattikajathi/Pattikavarga peedana nirodhana niyamam(1989), Manushyavakasa samrakshana niyamam(1993)
PY  - 2014///
CY  - Trivandrum
PB  - KSC SC/ST
ER  -