APA (7th ed.) Citation

Queen, E. p. (1934). The Chinese orange mystery, a problem in deduction. International Readers League.

Chicago Style (17th ed.) Citation

Queen, Ellery pseud. The Chinese Orange Mystery, a Problem in Deduction. New York: International Readers League, 1934.

MLA (9th ed.) Citation

Queen, Ellery pseud. The Chinese Orange Mystery, a Problem in Deduction. International Readers League, 1934.