publisher: Collins/Fontana publish date: 1973
format: paperback pages: 192
language: English
publisher: Ballantine Books publish date: November 12th 1973
format: mass market paperback
language: English
ISBN:
0345252330 (9780345252333)
publisher: Ballantine Books publish date: June 12th 1976
format: mass market paperback
language: English
ISBN:
0345204557 (9780345204554)