AU  - Agarwal,Ghamandi Lal .
TI  - Prashno main bhotik vigyan / 
SN  - 8190219410
U1  - 891.43 
PY  - 2010///
CY  - Delhi
PB  - Sahitya Chetana Prakashan , 
KW  - Hindi miscellaneous
ER  -