APA (7th ed.) Citation

Parker, W. (1900). The crimes of the popes and then some. [publisher not identified].

Chicago Style (17th ed.) Citation

Parker, William. The Crimes of the Popes and Then Some. [Place of publication not identified]: [publisher not identified], 1900.

MLA (9th ed.) Citation

Parker, William. The Crimes of the Popes and Then Some. [publisher not identified], 1900.