Green,William. (2021). Richer,wiser,happier: How the world's greatest investors. Profile books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGreen,William. Richer,wiser,happier: How the World's Greatest Investors. London: Profile books, 2021.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGreen,William. Richer,wiser,happier: How the World's Greatest Investors. Profile books, 2021.
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