Birch, Robin Dwarf planets - South Yarra : MacMillan, 2004 - 32 p. ; col. ill. - The new solar system . ISBN: 9781420218763 Subjects--Topical Terms: Dwarf planetsPluto (Dwarf planet)Solar system--Cares (Dwarf planet)Solar system--Eris (Dwarf planet) Dewey Class. No.: 523.4 / B617