Holden, V. F. (1958). The Yankee Paul: Isaac Thomas Hecker. Bruce Pub..
Chicago Style aipamenaHolden, Vincent F. The Yankee Paul: Isaac Thomas Hecker. Milwaukee: Bruce Pub., 1958.
MLA aipamenaHolden, Vincent F. The Yankee Paul: Isaac Thomas Hecker. Bruce Pub., 1958.
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