by D.F. Jones
publisher: Granada publish date: June 26th 1980
format: paperback pages: 256
language: English
ISBN:
0583129978 (9780583129978)
publisher: Dell Publishing publish date: January 1st 1979
format: paperback pages: 267
language: English
ISBN:
0440122171 (9780440122173)
publisher: London: SFBC publish date: May 31st 1979
format: hardcover pages: 256
language: English
ISBN:
0283985291 (9780283985294)