Courtney, R. (1970). Play, drama & thought: The intellectual background to dramatic education ([2nd ed.].). Cassell.
Citazione stile Chigago Style (17a edizione)Courtney, Richard. Play, Drama & Thought: The Intellectual Background to Dramatic Education. [2nd ed.]. London: Cassell, 1970.
Citatione MLA (8a ed.)Courtney, Richard. Play, Drama & Thought: The Intellectual Background to Dramatic Education. [2nd ed.]. Cassell, 1970.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.