Billions and billions : thoughts on life and death at the brink of millennium /
Sagan, Carl
Billions and billions : thoughts on life and death at the brink of millennium / Carl Sagan. - xii, 296p. : ill. ; 24 cm. - The New York times bestseller; .
Includes bibliogaphical references and index.
0345379187
Astronomy
Astronomy.
Space.
Galaxies.
520 / S129
Billions and billions : thoughts on life and death at the brink of millennium / Carl Sagan. - xii, 296p. : ill. ; 24 cm. - The New York times bestseller; .
Includes bibliogaphical references and index.
0345379187
Astronomy
Astronomy.
Space.
Galaxies.
520 / S129