McBurney, J. H. (1950). Discussion in human affairs. Harper.
Lua i Stíl Chicago (17ú heag.)McBurney, James Howard. Discussion in Human Affairs. New York: Harper, 1950.
Lua MLA (9ú heag.)McBurney, James Howard. Discussion in Human Affairs. Harper, 1950.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.