Three great secret stories /
Blyton, Enid.
Blyton, Enid.Secret island.
Blyton, Enid.Secret of Spiggy Holes.
Blyton, Enid.Secret mountain.
London : Armada,
1992.
Cover title.
"An Armada three-in-one."
Contents: The secret island -- The secret of Spiggy Holes -- The secret mountain.