Catholic Church. (1954). Ceremony of consecration of His Excellency the Most Reverend Clarence G. Issenmann, S.T.D., titular Bishop of Phytea and auxiliary to the Archbishop of Cincinnati, Saint Monica's Cathedral, Cincinnati, Ohio, Tuesday, May twenty-fifth, nineteen hundred and fifty-four. s.n..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCatholic Church. Ceremony of Consecration of His Excellency the Most Reverend Clarence G. Issenmann, S.T.D., Titular Bishop of Phytea and Auxiliary to the Archbishop of Cincinnati, Saint Monica's Cathedral, Cincinnati, Ohio, Tuesday, May Twenty-fifth, Nineteen Hundred and Fifty-four. [Ohio: s.n., 1954.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCatholic Church. Ceremony of Consecration of His Excellency the Most Reverend Clarence G. Issenmann, S.T.D., Titular Bishop of Phytea and Auxiliary to the Archbishop of Cincinnati, Saint Monica's Cathedral, Cincinnati, Ohio, Tuesday, May Twenty-fifth, Nineteen Hundred and Fifty-four. s.n., 1954.