APA (7 वां संस्करण) प्रशस्ति पत्र
Crowder, R. L. (2004). John Edward Bruce: Politician, journalist, and self-trained historian of the African diaspora. New York University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Crowder, Ralph L. John Edward Bruce: Politician, Journalist, and Self-trained Historian of the African Diaspora. New York: New York University Press, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Crowder, Ralph L. John Edward Bruce: Politician, Journalist, and Self-trained Historian of the African Diaspora. New York University Press, 2004.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.