Gareth Stevens Pub.,, 2008.
32 pages : color illustrations ; 24 cm.

Scholastic Press,, 2008.
1 volume (unpaged) : color illustrations ; 27 cm

Oxford University Press,, [2003]
256 pages : illustrations (some color), color map ; 29 cm

Rosen Pub. Group,, 2003.
64 pages : illustrations (chiefly color) ; 25 cm.

Oliver Press,, [2003]
112 pages : illustrations (chiefly color), color maps ; 24 cm

Chelsea House Publishers,, 2002.
pages ; cm.

The Millbrook Press,, [2002]
64 pages : color illustrations ; 24 cm.

Simon & Schuster Books for Young Readers,, [2002]
40 unnumbered pages : color illustrations, color maps ; 28 cm

Viking,, 2002.
136 pages : illustrations, maps ; 24 cm

Rosen Pub. Group,, 2002.
pages ; cm.