TY  - BOOK
AU  - Sciame, D.W.
TI  - Lecture on observational cosmology
U1  - 523.1 
PY  - 1967///
CY  - Bombay
PB  - Tata Institute of Fundamental Research
N1  - Lecture delivered at summer school in relativistic astrophysics and cosmology held at bangalore- 1966
ER  -