Pepper, C. M. (1910). Life-work of Louis Klopsch: Romance of a modern knight of mercy. The Christian herald.
Citazione stile Chigago Style (17a edizione)Pepper, Charles M. Life-work of Louis Klopsch: Romance of a Modern Knight of Mercy. New York: The Christian herald, 1910.
Citatione MLA (9a ed.)Pepper, Charles M. Life-work of Louis Klopsch: Romance of a Modern Knight of Mercy. The Christian herald, 1910.
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