TY  - BOOK
AU  - Prahlad Singh
TI  - Stone observatories in India
T2  - Bharata manisha research series; 11
U1  - B9:6.2.L43<-K86, L8 
PY  - 1978///
CY  - Varanasi
PB  - Bharata manisha        
N1  - Bibliography 215-216p
ER  -