Claude, R. (1960). The soul of Pier-Giorgio Frassati. Spiritual Book Association.
Chicago Style (17th ed.) CitationClaude, Robert. The Soul of Pier-Giorgio Frassati. New York: Spiritual Book Association, 1960.
MLA citiranjeClaude, Robert. The Soul of Pier-Giorgio Frassati. Spiritual Book Association, 1960.
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