TY  - BOOK
AU  - KHAN, R . M .
AU  - GHOSH, S . C .
TI  - ASTRONOMY / 
U1  - 520 
PY  - 1983///
CY  - CALCUTTA
PB  - SHREEDHAR PRAKASHAN
KW  - ASTRONOMY
N1  - 16474 - 16475 / 7TH ED / 1986 / 18/-
ER  -