Originally published: Jackie and the pony camp summer. London?: Brockhampton Press, 1968. _ Jackie and the pony-boys. London: Brockhampton Press, 1970.
Spine title: Jackie, two pony tales.
Jackie and the pony camp summer ; Jackie and the pony-boys by Judith M. Berrisford. ISBN 0340687355. Published by Hodder Children's in 1996. Publication and catalogue information, links to buy online and reader comments.