Adventures of the worst witch /
Murphy, Jill,1949-
Murphy, Jill,1949-Worst witch.
Murphy, Jill,1949-Worst witch strikes again.
Murphy, Jill,1949-Bad spell for the worst witch.
London : Viking,
[1996?]
The worst witch. Originally published: London : Allison & Busby, 1974 -- The worst witch strikes again. Originally published: London : Allison & Busby, 1980 -- A bad spell for the worst witch. Originally published: London : Kestrel, 1982.