Lederer, F. L. (1942). Diseases of the ear, nose and throat: Principles and practice of otorhinolaryngology (3d rev. ed.). F. A. Davis Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLederer, Francis Loeffler. Diseases of the Ear, Nose and Throat: Principles and Practice of Otorhinolaryngology. 3d rev. ed. Philadelphia: F. A. Davis Company, 1942.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLederer, Francis Loeffler. Diseases of the Ear, Nose and Throat: Principles and Practice of Otorhinolaryngology. 3d rev. ed. F. A. Davis Company, 1942.
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