Simon, Seymour. Mars / Seymour Simon. - New York : Morrow, c1987. - <32> p. : col. ill. Text and photographs describe features of the red planet. ISBN: 0688065848 LCCN: 86031106 Subjects--Geographic Terms: Mars (Planet) LC Class. No.: QB641.S494 1987 Dewey Class. No.: 523.4/3