TY  - BOOK
AU  - Jefferis,David
TI  - Exploring planet mars
T2  - Human in space
SN  - 9780778731146
U1  - 523.4 23
PY  - 2007///
CY  - New York : 
PB  - Crabtree Publishing , 
KW  - Planet - Exploration
ER  -