Παραπομπή σε μορφή APA (7η εκδ.)

Goorbergh, E. v. d., Zweerman, T. H., Saggau, E., & Sansone, P. (2001). Respectfully yours, signed and sealed, Francis of Assisi: Aspects of his authorship and focuses of his spirituality. Franciscan Institute.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Goorbergh, Edith van den, Th. H. Zweerman, Elise Saggau, και Paul Sansone. Respectfully Yours, Signed and Sealed, Francis of Assisi: Aspects of His Authorship and Focuses of His Spirituality. St. Bonaventure, New York: Franciscan Institute, 2001.

Παραπομπή σε μορφή MLA (9th εκδ.)

Goorbergh, Edith van den, et al. Respectfully Yours, Signed and Sealed, Francis of Assisi: Aspects of His Authorship and Focuses of His Spirituality. Franciscan Institute, 2001.