APA-referens (7:e uppl.)

Burkhardt, S. Poetry and the language of communication: Sigurd Burkhardt. Hopkins : a collection of critical essays.(1966).

Chicago-referens (17:e uppl.)

Burkhardt, Sigurd. "Poetry and the Language of Communication: Sigurd Burkhardt." Hopkins : A Collection of Critical Essays.(1966) .

MLA-referens (8:e uppl.)

Burkhardt, Sigurd. "Poetry and the Language of Communication: Sigurd Burkhardt." Hopkins : A Collection of Critical Essays.(1966), .

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