Star of Deltora
The Star of Deltora is a series of four novels by Emily Rodda , set in the same world as the series "Deltora Quest" , "The Three Doors" , and "Rowan of Rin" . 
<triplet> Star of Deltora <subj> Emily Rodda <obj> author <triplet> Deltora Quest <subj> Emily Rodda <obj> author <triplet> Rowan of Rin <subj> Emily Rodda <obj> author