"Central and Eastern Europe after the First World War", Olschowsky, B., Juszkiewicz, P., Rydel, J., & Patey, S. (2021). Central and Eastern Europe after the First World War: Edited by Burkhard Olschowsky, Piotr Juszkiewicz, Jan Rydel. Translated by Sarah Patey et al. De Gruyter Oldenbourg.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Central and Eastern Europe after the First World War", Burkhard Olschowsky, Piotr Juszkiewicz, Jan Rydel, और Sarah Patey. Central and Eastern Europe After the First World War: Edited by Burkhard Olschowsky, Piotr Juszkiewicz, Jan Rydel. Translated by Sarah Patey Et Al. Berlin: De Gruyter Oldenbourg, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्र"Central and Eastern Europe after the First World War", et al. Central and Eastern Europe After the First World War: Edited by Burkhard Olschowsky, Piotr Juszkiewicz, Jan Rydel. Translated by Sarah Patey Et Al. De Gruyter Oldenbourg, 2021.