Cita APA (7a ed.)

Bullough, D. A. Alcuin and the Kingdom of Heaven: Liturgy, Theology, and the Carolingian Age.

Cita Chicago Style (17a ed.)

Bullough, Donald A. Alcuin and the Kingdom of Heaven: Liturgy, Theology, and the Carolingian Age.

Cita MLA (9a ed.)

Bullough, Donald A. Alcuin and the Kingdom of Heaven: Liturgy, Theology, and the Carolingian Age.

Precaución: Estas citas no son 100% exactas.