TY  - BOOK
AU  - Asimov,Isaac
TI  - To the ends of the universe
AV  - QB44 .A69
U1  - 520 
PY  - 1967///]
CY  - New York
PB  - Walker
KW  - Astronomy
KW  - Juvenile literature
N1  - Bibliography: p. 132
UR  - http://www.archive.org/details/toendsofuniverse00asim
UR  - http://www.openlibrary.org/books/OL5544823M
ER  -