TY  - BOOK
AU  - Biswas S K
AU  -  Mallik D C V
AU  -  Vishveshwara C V
TI  - Cosmic perspective
U1  - B9, M9 
PY  - 1989///
CY  - Cambridge
PB  - CUP         
KW  -  Cosmology
KW  - Astronomy
ER  -