by Edward L. Ferman
publisher: Ace Books (NY) publish date: June 28th 1977
format: paperback
language: English
ISBN:
0441054609 (9780441054602)
publisher: Doubleday publish date: August 1st 1974
format: hardcover pages: 336
language: English
ISBN:
0385082215 (9780385082211)
publisher: Robson Books publish date: July 21st 1975
format: hardcover pages: 326
language: English
ISBN:
0903895358 (9780903895354)