publisher: Ballantine Books publish date: July 3rd 1970
format: paperback pages: 384
language: English
ISBN:
0345019601 (9780345019608)
publisher: DAW publish date: May 5th 1981
format: paperback pages: 160
language: English
ISBN:
0879976209 (9780879976200)
publisher: Avon publish date: July 19th 1975
format: mass market paperback
ISBN:
0380003627 (9780380003624)
publisher: LibriVox.org publish date: September 2nd 2009
format: audiobook
language: English
publisher: Gate Way Publishers
publish date: March 15th 2011
format: ebook
ISBN:
0012404683 (2940012404688)
publisher: Fawcett Publications
publish date: January 1st 1966
format: paperback pages: 288
language: English
ISBN:
4049017520 (9784049017526)