TY  - BOOK
AU  - Sharma,S.K.
AU  - Gupta, R.K. 
AU  - Kumar, Dhirendra 
TI  - Spherical astronomy
U1  - 522.7 
PY  - 1983///
CY  - Meerut
PB  - Krishna prakashan
KW  - Physics
KW  - spherical astronomy
KW  - পদার্থবিদ্যা
ER  -