APA način citiranja (7. izdanje)

Vollgraff, M. (2013). Afterword: Hugo Ball's Theology. October.

Čikaški stil citiranja (17. izdanje)

Vollgraff, Matthew. "Afterword: Hugo Ball's Theology." October 2013.

MLA način citiranja (8. izdanje)

Vollgraff, Matthew. "Afterword: Hugo Ball's Theology." October, 2013.