publisher: Tor Books publish date: February 15th 1990
format: mass market paperback pages: 310
language: English
ISBN:
0812506677 (9780812506679)
publisher: Unwin publish date: 1989
format: paperback pages: 318
language: English
ISBN:
0044403038 (9780044403036)
language: English
ISBN:
058621335X (9780586213353)