TY  - BOOK
AU  - Singh,Jagjit
TI  - Great ideas and theories of modern cosmology
SN  - 0486209253
U1  - 523.1 SIN/G 
PY  - 1970///
CY  - .- New York
PB  - : Dover Publications
KW  - Cosmology
N1  - Harmondsworth ed. (Penguin) has title: Modern cosmology
ER  -