Citazione Stile APA (7a Edizione)

Hamilton, F. S. (1943). The days before yesterday ([27th ed.].). Hodder and Stoughton.

Citazione stile Chigago Style (17a edizione)

Hamilton, Frederick Spencer. The Days Before Yesterday. [27th ed.]. London: Hodder and Stoughton, 1943.

Citatione MLA (8a ed.)

Hamilton, Frederick Spencer. The Days Before Yesterday. [27th ed.]. Hodder and Stoughton, 1943.