Helliconia spring. Originally published: London: Jonathan Cape, 1982
Helliconia summer. Originally published: London: Jonathan Cape, 1983
Helliconia winter. Originally published: London: Jonathan Cape, 1985.
Helliconia : Helliconia spring, Helliconia summer, Helliconia winter by Brian W. Aldiss. ISBN 9780575086159. Published by Gollancz in 2010. Publication and catalogue information, links to buy online and reader comments.