Lua APA (7ú heag.)

Trachtenberg, A. Intellectual Background: Alan Trachtenberg. Harvard guide to contemporary american writing.(1979).

Lua i Stíl Chicago (17ú heag.)

Trachtenberg, Alan. "Intellectual Background: Alan Trachtenberg." Harvard Guide to Contemporary American Writing.(1979) .

Lua MLA (8ú heag.)

Trachtenberg, Alan. "Intellectual Background: Alan Trachtenberg." Harvard Guide to Contemporary American Writing.(1979), .

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