MLA

Keller, Helen, John Albert Macy, and Anne Mannsfield Sullivan. The Story of My Life. New York: Doubleday, Page & Co., 1909.

APA

Keller, H., Macy, J. Albert, & Sullivan, A. Mannsfield. (1909). The story of my life. New York: Doubleday, Page & Co.

Chicago

Keller, Helen, John Albert Macy, and Anne Mannsfield Sullivan. The Story of My Life. New York: Doubleday, Page & Co., 1909.