publisher: Baen Books publish date: May 9th 2006
format: mass market paperback pages: 617
language: English
ISBN:
141653282X (9781416532828)
publisher: Baen publish date: March 1st 1998
format: paperback pages: 617
language: English
ISBN:
0671878638 (9780671878634)
publisher: Guild America publish date: 1992
language: English
ASIN: B000P8JE3Q
publisher: Baen Books
format: mass market paperback
language: English
ISBN:
0671711024 (9780671711023)