APA (7 वां संस्करण) प्रशस्ति पत्र

Long, S. Grit success: Stories of millionaires in our neighborhood. Prentice-Hall, c1999.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Long, Susan. Grit Success: Stories of Millionaires in Our Neighborhood. Singapore: Prentice-Hall, c1999.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Long, Susan. Grit Success: Stories of Millionaires in Our Neighborhood. Prentice-Hall, c1999.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.