- Author: John Dewey
- Language: English
- Year: 1930
- Author: Sarvepalli Radhakrishnan
- Language: English
- Year: 1923
- Author: Sarvepalli Radhakrishnan
- Language: English
- Year: 1923
- Author: Ernesto "Che" Guevara, John Gerassi
- Language: English
- Year: 1968
- Author: Archibald Cary Coolidge
- Language: English
- Year: 1921
- Author: Kenneth Munson
- Language: English
- Year: 1972
- Author: Andrey Yanuaryevich Vyshinsky
- Language: English
- Year: 1948
- Author: Richard T. Ely
- Language: English
- Year: 1938
- Author: Robert Edward Brennan Mortimer J. Adler
- Language: English
- Year: 1941
- Author: Henry McAleavy
- Language: English
- Year: 1968