APA (7th ed.) Citation

Hatton, J. L., & Benoch, F. (1856). Florence Nightingale. [publisher not identified].

Chicago Style (17th ed.) Citation

Hatton, John Liptrot, and Francis Benoch. Florence Nightingale. [London?]: [publisher not identified], 1856.

MLA (8th ed.) Citation

Hatton, John Liptrot, and Francis Benoch. Florence Nightingale. [publisher not identified], 1856.