by Carl Sagan, Raquel Albornoz
publisher: Emece Editores publish date: October 1st 1997
format: paperback pages: 370
language: Spanish
ISBN:
9500417561 (9789500417563)
publisher: Lectorum Publications Inc. publish date: November 1986
language: Spanish
ISBN:
8401321786 (9788401321788)
publisher: Plaza & Janes publish date: January 1st 1989
format: paperback pages: 448
language: Spanish
ISBN:
8401462231 (9788401462238)
publisher: CĂrculo de Lectores, S.A. publish date: December 1986
format: hardcover pages: 400
language: Spanish
ISBN:
8422621959 (9788422621959)
publisher: Emece publish date: 1986
format: paperback pages: 361
language: Spanish
ISBN:
9687152109 (9789687152103)
publisher: Plaza & Janes publish date: 1991
format: paperback pages: 448
language: Spanish
ISBN:
8401491258 (9788401491252)