TY  - BOOK
AU  - David, Leonard
TI  - Mars: our future on the red planet
SN  - 9781426217586
AV  - REF TL 799 .M3 .D38 2016 
PY  - 2016///
CY  - USA
PB  - National Geographic
KW  - Space flight to Mars.
KW  - Space colonies.
KW  - Mars (Planet)--Exploration
ER  -