APA (7th ed.) Citation

Seefeldt, J., Syre, L., & Ruppelt, G. (2003). Portals to the past and to the future: Libraries in Germany. G. Olms.

Chicago Style (17th ed.) Citation

Seefeldt, Jurgen, Ludger Syre, and Georg Ruppelt. Portals to the Past and to the Future: Libraries in Germany. Hildesheim, Germany: G. Olms, 2003.

MLA (9th ed.) Citation

Seefeldt, Jurgen, et al. Portals to the Past and to the Future: Libraries in Germany. G. Olms, 2003.