APA (7 वां संस्करण) प्रशस्ति पत्र
Kettell, B. (2010). Frequently asked questions in Islamic finance. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Kettell, Brian. Frequently Asked Questions in Islamic Finance. Chichester, West Sussex: Wiley, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Kettell, Brian. Frequently Asked Questions in Islamic Finance. Wiley, 2010.
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