APA (7th ed.) Citation

Brooks, V. W. (1956). Helen Keller: Sketch for a portrait. Dent.

Chicago Style (17th ed.) Citation

Brooks, Van Wyck. Helen Keller: Sketch for a Portrait. London: Dent, 1956.

MLA (9th ed.) Citation

Brooks, Van Wyck. Helen Keller: Sketch for a Portrait. Dent, 1956.

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