Jeffreys, S., & McKeown, M. (2020). Playwriting: Structure, character, how and what to write (First TCG edition.). Theatre Communications Group.
Lua i Stíl Chicago (17ú heag.)Jeffreys, Stephen, agus Maeve McKeown. Playwriting: Structure, Character, How and What to Write. First TCG edition. New York: Theatre Communications Group, 2020.
Lua MLA (9ú heag.)Jeffreys, Stephen, agus Maeve McKeown. Playwriting: Structure, Character, How and What to Write. First TCG edition. Theatre Communications Group, 2020.
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