Παραπομπή σε μορφή APA (7η εκδ.)

Lewis, W. (1976). Peter John Olivi, prophet of the year 2000: Ecclesiology and eschatology in the Lectura super Apocalipsim; introduction to a critical edition of the text.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Lewis, Warren. Peter John Olivi, Prophet of the Year 2000: Ecclesiology and Eschatology in the Lectura Super Apocalipsim; Introduction to a Critical Edition of the Text. 1976.

Παραπομπή σε μορφή MLA (8th εκδ.)

Lewis, Warren. Peter John Olivi, Prophet of the Year 2000: Ecclesiology and Eschatology in the Lectura Super Apocalipsim; Introduction to a Critical Edition of the Text. 1976.