Night mare /
Piers Anthony.
- 1st ed.
- New York : Ballantine Books, 1983, c1982.
- 307 p. : map ; 18 cm.
- Magic of Xanth ; 6 .
- Anthony, Piers. Magic of Xanth ; 6. .
"A Del Rey book.".
Wilson's Senior High School.
Mare Imbrium is exiled by the Night Stallion to the day world with a message for King Trent of Xanth: "Beware the Horseman!" She has no idea what this means until she meets the Horseman and a horrible nightmare begins.