Παραπομπή σε μορφή APA (7η εκδ.)

Apps, J. W. (2005). Ringlingville USA: The stupendous story of seven siblings and their stunning circus success. Wisconsin Historical Society Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Apps, Jerold W. Ringlingville USA: The Stupendous Story of Seven Siblings and Their Stunning Circus Success. Madison, Wis.: Wisconsin Historical Society Press, 2005.

Παραπομπή σε μορφή MLA (9th εκδ.)

Apps, Jerold W. Ringlingville USA: The Stupendous Story of Seven Siblings and Their Stunning Circus Success. Wisconsin Historical Society Press, 2005.