The ghost at the fire station
Butler, Dori Hillestad, author.
New York : Grosset & Dunlap, an imprint of Penguin Random House, [2015]

The Ghost backstage
Butler, Dori Hillestad, author.
New York, New York, USA : Grosset & Dunlap, an imprint of Penguin Group (USA) LLC, [2014]

The Ghost In The Tree House
Butler, Dori Hillestad, author.
New York, New York : Grosset & Dunlap, an imprint of Penguin Random House, [2016]

The ghosts at the movie theater
Butler, Dori Hillestad, author.
New York, New York : Grosset & Dunlap/Penguin Young Readers Group, an imprint of Penguin Random House, [2017]

The hide-and-seek ghost
Butler, Dori Hillestad, author.
New York, New York : Grosset & Dunlap, an imprint of Penguin Random House, [2016]

The king of too many things
Snyder, Laurel, author.
New York : Rodale, 2017.

The secret room
Butler, Dori Hillestad, author.
New York, New York : Grosset & Dunlap, an imprint of Penguin Random House, [2015]

The underground ghosts : super special
Butler, Dori Hillestad, author.
New York, New York : Grosset & Dunlap, an imprint of Penguin Random House, [2017]