TY  - BOOK
AU  - Narlikar, Jayant Vishnu
TI  - Seven wonders of the cosmos
SN  - 9780521630870
U1  - 520 NAR 
PY  - 1999///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Astronomy - Popular works
N1  - Includes index
ER  -