APA (7th ed.) Zitazioa

Johnstone, K. (2019). Impro: Improvisation and the theatre. Bloomsbury Academic.

Chicago Style (17th ed.) Zitazioa

Johnstone, Keith. Impro: Improvisation and the Theatre. London ; New York: Bloomsbury Academic, 2019.

MLA (9th ed.) Zitazioa

Johnstone, Keith. Impro: Improvisation and the Theatre. Bloomsbury Academic, 2019.