Bates. Contemporary Circus Handbook: A Guide to Creating, Funding, Producing, Organizing and Touring Shows for the 21st Century. Modern Vaudeville Press.
Lua i Stíl Chicago (17ú heag.)Bates. Contemporary Circus Handbook: A Guide to Creating, Funding, Producing, Organizing and Touring Shows for the 21st Century. Modern Vaudeville Press.
Lua MLA (9ú heag.)Bates. Contemporary Circus Handbook: A Guide to Creating, Funding, Producing, Organizing and Touring Shows for the 21st Century. Modern Vaudeville Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.