APA (7th ed.) Citation

Sayers, D. L. (1949). Creed or chaos? Harcourt, brace.

Chicago Style (17th ed.) Citation

Sayers, Dorothy L. Creed or Chaos? New York: Harcourt, brace, 1949.

MLA (9th ed.) Citation

Sayers, Dorothy L. Creed or Chaos? Harcourt, brace, 1949.