APA (7th ed.) Citation

Keyes, D. (1987). Flowers for Algernon (1. ed.). Harcourt Brace.

Chicago Style (17th ed.) Citation

Keyes, Daniel. Flowers for Algernon. 1. ed. Orlando, Fla. <<[u.a.]>>: Harcourt Brace, 1987.

MLA (9th ed.) Citation

Keyes, Daniel. Flowers for Algernon. 1. ed. Harcourt Brace, 1987.