Strout, C. (1958). The pragmatic revolt in American history: Carl Becker and Charles Beard. Yale University Press.
Lua i Stíl Chicago (17ú heag.)Strout, Cushing. The Pragmatic Revolt in American History: Carl Becker and Charles Beard. New Haven: Yale University Press, 1958.
Lua MLA (8ú heag.)Strout, Cushing. The Pragmatic Revolt in American History: Carl Becker and Charles Beard. Yale University Press, 1958.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.