Cita APA (7a ed.)

Johnson, P. D. (2016). Arnold of Brescia: Apostle of liberty in twelfth-century Europe. Wipf & Stock.

Cita Chicago Style (17a ed.)

Johnson, Phillip D. Arnold of Brescia: Apostle of Liberty in Twelfth-century Europe. Eugene, Oregon: Wipf & Stock, 2016.

Cita MLA (8a ed.)

Johnson, Phillip D. Arnold of Brescia: Apostle of Liberty in Twelfth-century Europe. Wipf & Stock, 2016.