APA-viite (7. p.)

Perrett, G. (1973). Days of Sadness Years of Triumph: The American People 1939-1945. University of Wisconsin Press.

Chicago-viite (17. p.)

Perrett, Geoffrey. Days of Sadness Years of Triumph: The American People 1939-1945. Wisconsin: University of Wisconsin Press, 1973.

MLA-viite (9. p.)

Perrett, Geoffrey. Days of Sadness Years of Triumph: The American People 1939-1945. University of Wisconsin Press, 1973.