The great duchess
Subtitle: the life of Sarah Churchill
By: Iris Butler.
Publisher: Funk & Wagnalls
Published: 1968
Place of publication: New York
Number of pages: 379
Subjects: Marlborough, Sarah Jennings Churchill, -- Duchess of, -- 1660-1744
Other titles: Rule of three.
Notes: First published in 1967 under title : Rule of three.

Bibliography : p. 368-365.