Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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

Atenció: Aquestes cites poden no estar 100% correctes.