Cita APA (7a ed.)

Schatz, K. (1992). Vaticanum I, 1869-1870. Ferdinand Schöningh.

Cita Chicago Style (17a ed.)

Schatz, Klaus. Vaticanum I, 1869-1870. Paderborn [etc.]: Ferdinand Schöningh, 1992.

Cita MLA (9a ed.)

Schatz, Klaus. Vaticanum I, 1869-1870. Ferdinand Schöningh, 1992.