Viorst, J., & Chorao, K. (1973). My mama says there aren't any zombies, ghosts, vampires, creatures, demons, monsters, fiends, goblins, or things. New York: Atheneum.

Viorst, Judith,, and Kay Chorao. My Mama Says There Aren't Any Zombies, Ghosts, Vampires, Creatures, Demons, Monsters, Fiends, Goblins, or Things. New York: Atheneum, 1973.

Viorst, Judith,, and Kay Chorao. My Mama Says There Aren't Any Zombies, Ghosts, Vampires, Creatures, Demons, Monsters, Fiends, Goblins, or Things. New York: Atheneum, 1973.