APA (7th ed.) Citation

Schaller, H. M. (1978). Initienverzeichnis zu August Potthast, Regesta pontificum Romanorum (1198 - 1304). Monumenta Germaniae Historica.

Chicago Style (17th ed.) Citation

Schaller, Hans Martin. Initienverzeichnis Zu August Potthast, Regesta Pontificum Romanorum (1198 - 1304). München: Monumenta Germaniae Historica, 1978.

MLA (9th ed.) Citation

Schaller, Hans Martin. Initienverzeichnis Zu August Potthast, Regesta Pontificum Romanorum (1198 - 1304). Monumenta Germaniae Historica, 1978.

Warning: These citations may not always be 100% accurate.