
- Author: Samuel H. Baron
- Language: English
- Year: 1980

- Author: Gustave Alef
- Language: English
- Year: 1983

- Author: Robert Bertram Serjeant
- Language: English
- Year: 1981

- Author: Marc Szeftel
- Language: English
- Year: 1975

- Author: Eliyahu Ashtor
- Language: English
- Year: 1978

- Author: Charles Ralph Boxer
- Language: English
- Year: 1988

- Author: Ivan Duĭchev (Ivan Dujčev)
- Language: Русский
- Year: 1970

- Author: Hélène Ahrweiler
- Language: French
- Year: 1971

- Author: Peter Topping
- Language: English
- Year: 1977

- Author: John Meyendorff
- Language: English
- Year: 1974