TY  - BOOK
AU  - Lal, C  . 
TI  -  Granthalaya Evam Suchana Vidnyan ( Vivaranatmak Prashna ) /  C Lal
U1  - 020 
PY  - 2007///
CY  - New Delhi 
PB  - Ess Ess 
ER  -