TY  - BOOK
AU  - Jain, Pankaj.
TI  - An introduction to astronomy and astrophysics
SN  - 9781439885901
AV  - QB 857 .J35 2015 
PY  - 2015///
CY  - [Place of publication not identifed]
PB  - [publisher not identified]
N1  - An introduction to astronomy and astrophysics, An
ER  -