APA (7 वां संस्करण) प्रशस्ति पत्र
Baugh, L. S. (1994). How to write first-class letters: The handbook for practical letter writing. NTC Pub. Group ; Viva Books Private Limited.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Baugh, L. Sue. How to Write First-class Letters: The Handbook for Practical Letter Writing. Lincolnwood, Ill. ; New Delhi: NTC Pub. Group ; Viva Books Private Limited, 1994.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Baugh, L. Sue. How to Write First-class Letters: The Handbook for Practical Letter Writing. NTC Pub. Group ; Viva Books Private Limited, 1994.
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