- Author: James Burnham
- Language: English
- Year: 1954
- Author: John L Childs
- Language: English
- Year: 1943
- Author: Cormack M. Grant
- Language: English
- Year: 1955
- Author: Lin Yutang
- Language: English
- Year: 1937
- Author: Damon Knight
- Language: English
- Year: 1977
- Author: James Burnham
- Language: English
- Year: 1964
- Author: John C. Caldwell
- Language: English
- Year: 1961
- Author: Irving Adler
- Language: English
- Year: 1972
- Author: James Burnham
- Language: English
- Year: 1941
- Author: Carmelo Soraci
- Language: English
- Year: 1961