Prelude to Foundation
By: Isaac Asimov.
Publisher: Bantam Books
Published: 1989
Place of publication: New York; Toronto
Language: eng
Number of pages: 434
Notes: "The Foundation novels."

"Bantam spectra. Science fiction."

This, the latest of the 14 Foundation books, is reckoned by Asimov to be the 9th in terms of the chronology of the events covered.