APA (7th ed.) Citation

Astor, N. W. L. A. My Two Countries.

Chicago Style (17th ed.) Citation

Astor, Nancy Witcher Langhorne Astor. My Two Countries.

MLA (9th ed.) Citation

Astor, Nancy Witcher Langhorne Astor. My Two Countries.

Warning: These citations may not always be 100% accurate.