Originally published in Great Briatin by William Collins Sons in 1974. Originally published in Great Britain by Collins, 1998 Originally published in Great Britain by Templar Publishing, 2002. Originally published in Great Britain by Caterpillar Books Ltd in 2020 Originally published: London : William Collins Sons & Co., 1979 Originally published in Great Britain by Penguin Random House Children's in 2018 Originally published in New Zealand by Mallinson Rendel, 1989 Originally published in New York by Random House in 1978 Originally published: London: William Collins, 1970 "Originally published in Great Britain by HarperCollins Children's Books in 2015" -- t.p. verso