APA-referens (7:e uppl.)

Schmidt, D. J. Black milk and blue: Celan and Heidegger on pain and language / Dennis J. Schmidt. Word traces : readings of Paul Celan.(1994).

Chicago-referens (17:e uppl.)

Schmidt, Dennis J. "Black Milk and Blue: Celan and Heidegger on Pain and Language / Dennis J. Schmidt." Word Traces : Readings of Paul Celan.(1994) .

MLA-referens (8:e uppl.)

Schmidt, Dennis J. "Black Milk and Blue: Celan and Heidegger on Pain and Language / Dennis J. Schmidt." Word Traces : Readings of Paul Celan.(1994), .