TY  - BOOK
AU  - Series.
TI  - Human space exploration.--
SN  - 978-0-7166-9543-1
U1  - 629.45 H88 c2011. 
CY  - Chicago, IL.
PB  - World  Book Inc.
KW  - Outer space--Exploration
KW  - Juvenile literature
KW  - Space probes
KW  - Manned space flight
ER  -