Peters, Lisa Westberg. Our family tree : an evolution story / Lisa Westberg Peters ; illustrated by Lauren Stringer. - 1st ed. - San Diego : Harcourt, c2003. - 1 v. (unpaged) : col. ill. ; 29 cm. Themes books. ISBN: 0152017720 Subjects--Topical Terms: Evolution (Biology)--Juvenile literature.Evolution. Dewey Class. No.: 576.8