Nelson, C., & Lucie-Smith, E. (1991). The bear cult: Photographs by Chris Nelson. Introduced by Edward Lucie-Smith. Walter.
Lua i Stíl Chicago (17ú heag.)Nelson, Chris, agus Edward Lucie-Smith. The Bear Cult: Photographs by Chris Nelson. Introduced by Edward Lucie-Smith. London: Walter, 1991.
Lua MLA (8ú heag.)Nelson, Chris, agus Edward Lucie-Smith. The Bear Cult: Photographs by Chris Nelson. Introduced by Edward Lucie-Smith. Walter, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.