Duchess Sarah,
being the social history of the times of Sarah Jennings, duchess of Marlborough with glimpses of her life & anecdotes of her contemporaries in the seventeenth and eighteenth centuries ...

APA Citation

Colville, O. Spencer-Churchill. (1904). Duchess Sarah: being the social history of the times of Sarah Jennings, duchess of Marlborough with glimpses of her life & anecdotes of her contemporaries in the seventeenth and eighteenth centuries ... London: Longmans, Green.

MLA Citation

Colville, Olivia Spencer-Churchill. Duchess Sarah: Being the Social History of the Times of Sarah Jennings, Duchess of Marlborough With Glimpses of Her Life & Anecdotes of Her Contemporaries In the Seventeenth And Eighteenth Centuries ... London: Longmans, Green, 1904.

Warning: These citations may not always be complete (especially for serials).