language: English
ISBN:
0586056564 (9780586056561)
format: mass market paperback pages: 248
language: English
ISBN:
0425052982 (9780425052983)
language: English
ISBN:
0705700674 (9780705700672)
publisher: DAW publish date: July 17th 1973
format: paperback
language: English
ISBN:
0879970634 (9780879970635)