Bernstein, L. (1959). The professor and his sister: By Leon Bernstein. Lincolns-Prager.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBernstein, Leon. The Professor and His Sister: By Leon Bernstein. London: Lincolns-Prager, 1959.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBernstein, Leon. The Professor and His Sister: By Leon Bernstein. Lincolns-Prager, 1959.
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