Editions of Foundation and Empire

247 pages

English language

Published Jan. 24, 1952 by Gnome Press.

326 pages

Spanish language

Published Jan. 24, 1995 by Plaza & Janés Editores.

English language

Published Jan. 24, 1994 by HarperCollins.

258 pages

French language

Published Oct. 8, 1976 by Éditions Denoël.

English language

Published Jan. 24, 1966 by Avon Books.