Freshwater, H. (2009). Theatre & audience. Palgrave Macmillan.
Lua i Stíl Chicago (17ú heag.)Freshwater, Helen. Theatre & Audience. Houndmills, Basingstoke, Hampshire, UK ; New York: Palgrave Macmillan, 2009.
Lua MLA (9ú heag.)Freshwater, Helen. Theatre & Audience. Palgrave Macmillan, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.