University of Nebraska--Lincoln & Rudolph, G. A. (1990). War posters from 1914 through 1918 in the archives of the University of Nebraska-Lincoln. University at Lincoln.
Lua i Stíl Chicago (17ú heag.)University of Nebraska--Lincoln agus G. A. Rudolph. War Posters from 1914 Through 1918 in the Archives of the University of Nebraska-Lincoln. Lincoln: University at Lincoln, 1990.
Lua MLA (9ú heag.)University of Nebraska--Lincoln agus G. A. Rudolph. War Posters from 1914 Through 1918 in the Archives of the University of Nebraska-Lincoln. University at Lincoln, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.