Costas , M. (2006). Hand book of investment finding & understanding investment information. Infinity Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCostas , Michacl. Hand Book of Investment Finding & Understanding Investment Information. New Delhi: Infinity Books, 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCostas , Michacl. Hand Book of Investment Finding & Understanding Investment Information. Infinity Books, 2006.
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