APA (7th ed.) Citation

Murray, M. (1956). Circus!: From Rome to Ringling. Appleton-Century-Crofts.

Chicago Style (17th ed.) Citation

Murray, Marian. Circus!: From Rome to Ringling. New York: Appleton-Century-Crofts, 1956.

MLA (9th ed.) Citation

Murray, Marian. Circus!: From Rome to Ringling. Appleton-Century-Crofts, 1956.