Staulo, J. (1990). Other voices. Scripta Humanistica.
Lua i Stíl Chicago (17ú heag.)Staulo, John. Other Voices. Potomac, Md., U.S.A.: Scripta Humanistica, 1990.
Lua MLA (9ú heag.)Staulo, John. Other Voices. Scripta Humanistica, 1990.
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