TY  - GEN
AU  - Sagan, Carl
TI  - Billions & Billions: thoughts on life and death at the brink of the millennium 
SN  - 9780679411604
U1  - 500 
PY  - 1997///
CY  - New York
PB  - Random House
KW  - Science : Miscellaneous : Popular work
ER  -