Cita APA (7a ed.)

Ziegler, A. K. (1930). Church and state in Visigothic Spain. The Catholic university of America.

Cita Chicago Style (17a ed.)

Ziegler, Aloysius Kieran. Church and State in Visigothic Spain. Washington, D.C.: The Catholic university of America, 1930.

Cita MLA (9a ed.)

Ziegler, Aloysius Kieran. Church and State in Visigothic Spain. The Catholic university of America, 1930.