Originally published: London : Dent, 1985. Originally published: London: Bent, 1955. Originally published: London: Dent, 1972 Originally published: London : Cape, 1982 Originally published: London : Warne, 1982 Originally published : London: Kestrel, 1983. Originally published: London : Collins, 1983. Originally published: London : Hippo, 1994. Originally published: London : Hippo, 1999. Originally published: London : Magi, 1996