APA-referens (7:e uppl.)

Levi, N. (1917). Jan Smuts: Being a character sketch of Gen. the Hon. J.C. Smuts, K.C., M.L.A., minister of defence, Union of South Africa. Longmans, Green and Co..

Chicago-referens (17:e uppl.)

Levi, N. Jan Smuts: Being a Character Sketch of Gen. the Hon. J.C. Smuts, K.C., M.L.A., Minister of Defence, Union of South Africa. London, New York: Longmans, Green and Co., 1917.

MLA-referens (8:e uppl.)

Levi, N. Jan Smuts: Being a Character Sketch of Gen. the Hon. J.C. Smuts, K.C., M.L.A., Minister of Defence, Union of South Africa. Longmans, Green and Co., 1917.