APA (7th ed.) Citation

Kopf, E. W. (1916). Florence Nightingale as statistician. [publisher not identified].

Chicago Style (17th ed.) Citation

Kopf, Edwin William. Florence Nightingale as Statistician. [Place of publication not identified]: [publisher not identified], 1916.

MLA (8th ed.) Citation

Kopf, Edwin William. Florence Nightingale as Statistician. [publisher not identified], 1916.

Warning: These citations may not always be 100% accurate.