Παραπομπή σε μορφή APA (7η εκδ.)

Dennis, J. M. (2011). Robert Koehler's The strike: The improbable story of an iconic 1886 painting of labor protest. University of Wisconsin Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Dennis, James M. Robert Koehler's The Strike: The Improbable Story of an Iconic 1886 Painting of Labor Protest. Madison, Wis.: University of Wisconsin Press, 2011.

Παραπομπή σε μορφή MLA (9th εκδ.)

Dennis, James M. Robert Koehler's The Strike: The Improbable Story of an Iconic 1886 Painting of Labor Protest. University of Wisconsin Press, 2011.