APA (7th ed.) Citation

Douglas, L. C. (1939). Doctor Hudson's secret journal (Complete and unabridged.). Grosset & Dunlap.

Chicago Style (17th ed.) Citation

Douglas, Lloyd C. Doctor Hudson's Secret Journal. Complete and unabridged. New York: Grosset & Dunlap, 1939.

MLA (9th ed.) Citation

Douglas, Lloyd C. Doctor Hudson's Secret Journal. Complete and unabridged. Grosset & Dunlap, 1939.