(1974). Washington the Indispensable Man. Little Brown and Company.
Lua i Stíl Chicago (17ú heag.)Washington the Indispensable Man. Boston, Massachuisetts: Little Brown and Company, 1974.
Lua MLA (9ú heag.)Washington the Indispensable Man. Little Brown and Company, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.