APA (7th ed.) Citation

Humbertus Cardinalis. (1979). Adversus simoniacos: A crit. ed. with an introductory essay and notes. Univ. Microfilms.

Chicago Style (17th ed.) Citation

Humbertus Cardinalis. Adversus Simoniacos: A Crit. Ed. with an Introductory Essay and Notes. Ann Arbor: Univ. Microfilms, 1979.

MLA (9th ed.) Citation

Humbertus Cardinalis. Adversus Simoniacos: A Crit. Ed. with an Introductory Essay and Notes. Univ. Microfilms, 1979.