Lewinson, M., & Hough, H. B. (1918). A history of the services rendered to the public by the American press during the year 1917. Columbia University Press.
Lua i Stíl Chicago (17ú heag.)Lewinson, Minna, agus Henry Beetle Hough. A History of the Services Rendered to the Public by the American Press During the Year 1917. New York: Columbia University Press, 1918.
Lua MLA (8ú heag.)Lewinson, Minna, agus Henry Beetle Hough. A History of the Services Rendered to the Public by the American Press During the Year 1917. Columbia University Press, 1918.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.