Intelligence chief extraordinary
Subtitle: the life of the ninth Duke of Portland
By: Patrick Howarth.
Publisher: Bidley Head
Published: 1986
Place of publication: London
Number of pages: 256
Subjects: Portland, Victory Frederick William Cavendish-Bentinck, -- Duke of, -- 1897-; Intelligence officers -- Great Britain -- Biography; Statesmen -- Great Britain -- Biography
Genres: Biography
Notes: Includes index.

Bibliography : p. 244-245.