TY  - GEN
AU  - Bhiharilal Sharma
TI  - Ratnavijnanam: jyotisham
SN  - 9788121702638
U1  - S 553.8 
PY  - 2015///
CY  - Delhi
PB  - Bharatiya Vidya Prakashan
KW  - Gems
KW  - Economic Geology
KW  - Science
ER  -