APA

Roberts T. D., . (1954). Black popes: authority: its use and abuse. New York: Sheed and Ward.

Chicago

Roberts Thomas D'Esterre, . 1954. Black popes: authority: its use and abuse. New York: Sheed and Ward.

Harvard

Roberts T. D., . (1954). Black popes: authority: its use and abuse. New York: Sheed and Ward.

MLA

Roberts Thomas D'Esterre, . Black popes: authority: its use and abuse. New York: Sheed and Ward. 1954.