Hahn, Mary Downing.

Wait till Helen comes : a ghost story / Mary Downing Hahn. - First Scholastic paperback printing. - New York : Scholastic , c1986. - 184 pages : map ; 20 cm.

"Clarion Books"

Molly and Michael dislike their spooky new stepsister Heather but realize that they must try to save her when she seems ready to follow a ghost child to her doom.

ISBN: 9781338739336

LCCN: 2008271732

Subjects--Topical Terms:
Stepchildren
Brothers and sisters

Dewey Class. No.: [Fic]