Cowgill, L. J. (1997). Writing short films : structure and content for screenwriters: Linda J. Cowgill. Lone Eagle Publishing.
Lua i Stíl Chicago (17ú heag.)Cowgill, Linda J. Writing Short Films : Structure and Content for Screenwriters: Linda J. Cowgill. Lone Eagle Publishing, 1997.
Lua MLA (9ú heag.)Cowgill, Linda J. Writing Short Films : Structure and Content for Screenwriters: Linda J. Cowgill. Lone Eagle Publishing, 1997.
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