SONA AND JACOB. (2002). THE BOOK OF 101 ASTONISHING ANSWERS: RED. 2M PUBLISHING INTERNATIONAL.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSONA AND JACOB. THE BOOK OF 101 ASTONISHING ANSWERS: RED. CHENNAI: 2M PUBLISHING INTERNATIONAL, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSONA AND JACOB. THE BOOK OF 101 ASTONISHING ANSWERS: RED. 2M PUBLISHING INTERNATIONAL, 2002.
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