Lua APA (7ú heag.)

Pettis, J. (2002). African American poets: Lives, works, and sources. Greenwood Pr..

Lua i Stíl Chicago (17ú heag.)

Pettis, Joyce. African American Poets: Lives, Works, and Sources. Westport, Conn. ; London: Greenwood Pr., 2002.

Lua MLA (8ú heag.)

Pettis, Joyce. African American Poets: Lives, Works, and Sources. Greenwood Pr., 2002.

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