APA (7th ed.) Citation

Keller, H., Sullivan, A., & Cassidy, F. (2008). The story of my life. Tantor Media.

Chicago Style (17th ed.) Citation

Keller, Helen, Annie Sullivan, and Francis Cassidy. The Story of My Life. [United States]: Tantor Media, 2008.

MLA (8th ed.) Citation

Keller, Helen, et al. The Story of My Life. Tantor Media, 2008.

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