Richards, T., & Grotowski, J. (2006). At work with Grotowski on physical actions: With a preface and the essay "From the Theatre Company to Art as Vehicle" by Jerzy Grotowski ([Repr.].). Routledge.

Richards, Thomas, and Jerzy Grotowski. At Work with Grotowski on Physical Actions: With a Preface and the Essay "From the Theatre Company to Art as Vehicle" by Jerzy Grotowski. [Repr.]. London ; New York: Routledge, 2006.

Richards, Thomas, and Jerzy Grotowski. At Work with Grotowski on Physical Actions: With a Preface and the Essay "From the Theatre Company to Art as Vehicle" by Jerzy Grotowski. [Repr.]. Routledge, 2006.