Charnwood, G. R. B. (1976). Theodore Roosevelt [microform]. Photoduplication Service, University of the Philippines Library.
Lua i Stíl Chicago (17ú heag.)Charnwood, Godfrey Rathbone Benson. Theodore Roosevelt [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
Lua MLA (9ú heag.)Charnwood, Godfrey Rathbone Benson. Theodore Roosevelt [microform]. Photoduplication Service, University of the Philippines Library, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.