Norton, M. B. (2025). "I humbly beg your speedy answer": Letters on love & marriage from the world's first personal advice column. Princeton University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNorton, Mary Beth. "I Humbly Beg Your Speedy Answer": Letters on Love & Marriage from the World's First Personal Advice Column. Princeton: Princeton University Press, 2025.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNorton, Mary Beth. "I Humbly Beg Your Speedy Answer": Letters on Love & Marriage from the World's First Personal Advice Column. Princeton University Press, 2025.
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