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Billions and billions :

Sagan, Carl

Billions and billions : thoughts on life and death at the brink of the millennium / Carl Sagan - New York : Random House, c1997. - xii, 296 p. : ill. ; 22 cm.

Includes bibliographical references and index.

0345379187 9780345379184


Science--Miscellanea--Popular works.
Science.

500 / SAG

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