TY  - BOOK
AU  - Sheehan, W.    
TI  - The planet Mars: a history of observation and discovery
SN  - 0-8165-1640-5
PY  - 1996///
CY  - Tucson
PB  - University of Arizona Press
KW  - Mars
KW  - Planet - Mars
KW  - Solar system
ER  -