Johnson, C., & McWilliams, J. (2004). Passing the three gates: Interviews with Charles Johnson. University of Washington Press.
Lua i Stíl Chicago (17ú heag.)Johnson, Charles, agus Jim McWilliams. Passing the Three Gates: Interviews with Charles Johnson. Seattle: University of Washington Press, 2004.
Lua MLA (9ú heag.)Johnson, Charles, agus Jim McWilliams. Passing the Three Gates: Interviews with Charles Johnson. University of Washington Press, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.