
- Author: Andreas Brandstädt Van Bang Le Jeremy P. Spinrad
- Language: English
- Year: 1987

- Author: Andreas Brandstädt Van Bang Le Jeremy P. Spinrad
- Language: English
- Year: 1987

- Author: Andreas Brandstädt Van Bang Le Jeremy P. Spinrad
- Language: English
- Year: 1987

- Author: Andreas Brandstädt Van Bang Le Jeremy P. Spinrad
- Language: English
- Year: 1987

- Author: Andreas Brandstädt Van Bang Le Jeremy P. Spinrad
- Language: English
- Year: 1987