APA (7th ed.) Citation

Joan XXI, p. (1961). Scientia libri de anima. Juan Flors.

Chicago Style (17th ed.) Citation

Joan XXI, papa. Scientia Libri De Anima. Barcelona: Juan Flors, 1961.

MLA (9th ed.) Citation

Joan XXI, papa. Scientia Libri De Anima. Juan Flors, 1961.

Warning: These citations may not always be 100% accurate.