Lefkowitz, A. S. (2006). Bushnell's submarine: The best kept secret of the American Revolution. Scholastic Nonfiction.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLefkowitz, Arthur S. Bushnell's Submarine: The Best Kept Secret of the American Revolution. New York: Scholastic Nonfiction, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLefkowitz, Arthur S. Bushnell's Submarine: The Best Kept Secret of the American Revolution. Scholastic Nonfiction, 2006.
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