Woodstock College Press; Zorn, G. (1960). Woodstock Letters Index: Volumes 1-80. St. Louis University. Pius XII Memorial Library.
Chicago-viite (17. p.)Woodstock College Press; Zorn, George. Woodstock Letters Index: Volumes 1-80. St. Louis University. Pius XII Memorial Library, 1960.
MLA-viite (8. p.)Woodstock College Press; Zorn, George. Woodstock Letters Index: Volumes 1-80. St. Louis University. Pius XII Memorial Library, 1960.
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