Bogle, J. C. (2019). Stay the course: The story of Vanguard and the index revolution. John Wiley & Sons, Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBogle, John C. Stay the Course: The Story of Vanguard and the Index Revolution. Hoboken, New Jersey: John Wiley & Sons, Inc., 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBogle, John C. Stay the Course: The Story of Vanguard and the Index Revolution. John Wiley & Sons, Inc., 2019.
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