1. Arnheim, Rudolf. 1971. Entropy and art. An essay on disorder and order. Berkeley. Los Angeles. London: University of California Press.
2. Artaud, Antonin. 2013. Theatre and its Double. Translated by Victor Corti. London: London House Classics. Alma Ltd. New edition.
3. Aston, Elaine, and George Savona. 1991. Theater as Sign-system. A Semiotics of Text and Performance. London and New York: Routledge.
4. Barthes, Roland. 1977. Image, Music, Text. Translated by Stephen Heath. New York: Hill and Wang.
5. BBC Learning: Design Elements. n.d.. https://www.youtube.com/watch?v=eRcaBOeqFNE&ab_channel=curiouswestend. Accessed Sep. 2022.