publisher: Putnam Publishing Group publish date: June 23rd 1993
format: hardcover pages: 446
language: English
ISBN:
0399138080 (9780399138089)
publisher: Jove publish date: June 1st 1994
format: paperback pages: 474
language: English
ISBN:
0515113891 (9780515113891)
publisher: HarperCollins
format: mass market paperback pages: 528
language: English
ISBN:
0000649017