APA (7th ed.) Citation

May, E. C. (1932). The circus from Rome to Ringling. Duffield and Green.

Chicago Style (17th ed.) Citation

May, Earl Chapin. The Circus from Rome to Ringling. New York city: Duffield and Green, 1932.

MLA (9th ed.) Citation

May, Earl Chapin. The Circus from Rome to Ringling. Duffield and Green, 1932.