APA (7 वां संस्करण) प्रशस्ति पत्र

DAVIDSON, B. (1962). Six brave presidents: President Kennedy. harper and row.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

DAVIDSON, Bill. Six Brave Presidents: President Kennedy. New York: harper and row, 1962.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

DAVIDSON, Bill. Six Brave Presidents: President Kennedy. harper and row, 1962.