- Author: Ivan Niven
- Language: English
- Year: 2006
- Author: Ivan Niven
- Language: Italian
- Year: 1968
- Author: Ivan Niven
- Language: English
- Year: 2006
- Author: Ivan Niven
- Language: English
- Year: 2008
- Author: Ivan Niven Herbert S. Zuckerman Hugh L. Montgomery
- Language: English
- Year: 1991
- Author: Ivan Niven
- Language: English
- Year: 2008
- Author: Ivan Niven Herbert S. Zuckerman Hugh L. Montgomery
- Language: English
- Year: 1991
- Author: Ivan Niven Herbert S. Zuckerman Hugh L. Montgomery
- Language: English
- Year: 1991
- Author: Ivan Niven Herbert S. Zuckerman Hugh L. Montgomery
- Language: English
- Year: 1991
- Author: Ivan Niven
- Language: English