Publicado por London: Sphere Books 1983 First Sphere Paperback Printing ISBN 0-7221-1569-5, 1983
ISBN 10: 0722115695 ISBN 13: 9780722115695
Librería: N & A Smiles, Kellerberrin, WA, Australia
Soft cover. Condición: Good. Good reading copy. Cover art by Tony Roberts.