by Isaac Asimov
publisher: Del Rey Books publish date: November 12th 1984
format: mass market paperback pages: 350
language: English
ISBN:
0345310918 (9780345310910)
publisher: Doubleday & Company, Inc. (Garden City, NY) publish date: March 1st 1969
format: hardcover pages: 343
language: English
ISBN:
0385081049 (9780385081047)
publisher: Fawcett Publications, Inc. publish date: 1972
format: mass market paperback
language: English
ISBN:
0449019691 (9780449019696)
publisher: Fawcett publish date: November 12th 1984
format: mass market paperback pages: 350
language: English
ISBN:
0449236722 (9780449236727)
publisher: Fawcett World Library publish date: November 1970
format: paperback pages: 350
language: English
ISBN:
4490148609
publisher: Fawcett Books publish date: February 12th 1977
format: mass market paperback pages: 350
language: English
ISBN:
0449231887 (9780449231883)
format: paperback
language: English