TY  - BOOK
AU  - Ray [dr M L], 
TI  - Sperical Astronomy For B Sc Classes
U1  - 520 
PY  - 1966///
CY  - Meerut
PB  - Jai Prakash Nath
KW  - General Stack
KW  - Astronomy & allied sciences
KW  - Natural sciences & mathematics
KW  - Generalia
ER  -