Biela, A. (2013). Beyond crowd psychology: The power of agoral gatherings. Peter Lang Edition.
Lua i Stíl Chicago (17ú heag.)Biela, Adam. Beyond Crowd Psychology: The Power of Agoral Gatherings. Frankfurt am Main, Germany: Peter Lang Edition, 2013.
Lua MLA (9ú heag.)Biela, Adam. Beyond Crowd Psychology: The Power of Agoral Gatherings. Peter Lang Edition, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.