Hopkinson, D. (2006). Up before daybreak: Cotton and people in America. Scholastic Nonfiction.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHopkinson, Deborah. Up Before Daybreak: Cotton and People in America. New York: Scholastic Nonfiction, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHopkinson, Deborah. Up Before Daybreak: Cotton and People in America. Scholastic Nonfiction, 2006.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.