- Author: Asimov Isaac
- Language: Spanish, English
- Year: 1993
- Author: Asimov Isaac
- Language: English
- Year: 2011
- Author: Asimov Isaac
- Language: English
- Year: 2011
- Author: Asimov Isaac
- Language: English
- Year: 1968
- Author: Asimov Isaac
- Language: English
- Year: 1965
- Author: Asimov Isaac Robert Silverberg
- Language: Polish
- Author: Janet Asimov Isaac Asimov
- Language: English
- Author: Asimov Isaac (Ισαάκ Ασίμωφ) Φ. Κονδύλης (μετάφραση)
- Language: Greek
- Year: 1977
- Author: Asimov Isaac (Ασίμωφ Ισαάκ) Θανάσης Καραγιώργος (μετάφραση)
- Language: Greek
- Year: 1982
