Whaley. (1997). Problem and Materials In Commercial law (5th ed.). Aspen law & Business.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWhaley. Problem and Materials In Commercial Law. 5th ed. USA: Aspen law & Business, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWhaley. Problem and Materials In Commercial Law. 5th ed. Aspen law & Business, 1997.
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