McClain, W. H. (1963). Between Real and Ideal: The Course of Otto Ludwig's Development as a Narrative Writer. The University of North Carolina Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcClain, William H. Between Real and Ideal: The Course of Otto Ludwig's Development as a Narrative Writer. Chapel Hill: The University of North Carolina Press, 1963.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMcClain, William H. Between Real and Ideal: The Course of Otto Ludwig's Development as a Narrative Writer. The University of North Carolina Press, 1963.
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