Non-Latin script references not evaluated.

Towards a poor theatre, 1968.

To theatro tāāon pāegāon kai hāe nostalgia tāes katagāogāes, 1994: t.p. (Gierzi Gkrotophski)

Grotowski, c1998: cover (Jerzy Grotowski) p. 4 of cover (b. 1939)

Awareness, 2002: t.p. (Jerzy Grotowski) p. 5 (b. 1933, Rzeszów, Poland; d. Jan. 14, 1999, Pontedera)

Vokrug Grotovskogo, 2009: p. 205 (... Ezhi Grotovskogo)

Feldman, B. Shalosh gishot le-omanut ha-miâsòhaòk, c2011: t.p. (גרוטובסקי = Groṭovsḳi) p. 191 (יז’י גרוטובסקי = Yez’i Groṭovsḳi)

Wikipedia, Jan. 15, 2013: Jerzy Grotowski (11 August 1933-14 January 1999; Polish theater director and innovator of experimental theater)

Biblioteca del congreso (Estados Unidos), 04 mayo 2018: catálogo electrónico https://goo.gl/KAJoLx