TY  - BOOK
AU  - Sule, Aniket
AU  - Ghaisas, Anand
AU  - Vahia, M.N.
TI  - Question papers of Indian national astronomy olympiad (1999-2008)
SN  - 9789382468530
U1  - 52(076)"1999/2008" 
PY  - 2013///
CY  - Mumbai
PB  - Homi bhabha centre for science education
KW  - Astronomy
ER  -