Van Riper, C. (1953). You can talk better. Science Research Associates.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVan Riper, Charles. You Can Talk Better. Chicago: Science Research Associates, 1953.
एमएलए (8वां संस्करण) प्रशस्ति पत्रVan Riper, Charles. You Can Talk Better. Science Research Associates, 1953.
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