@book{ title = "Signs of performance", author = "Counsell, Colin", year = "2003", publisher = "Routledge", address = "London [u.a.]", edition = "Reprint.", title = "an introduction to twentieth-century theatre", language = "eng", isbn = "0415106427","0415106435", keywords = "Einführung,Theater,Dramentheorie,Theaterregisseur,Aufführung,Drama", }