National Dropout Prevention Center & National Dropout Prevention Network (U.S.). (1994). The Journal of at-risk issues: A joint publication of the National Dropout Prevention Center and Network. National Dropout Prevention Center and the National Dropout Prevention Network.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Dropout Prevention Center और National Dropout Prevention Network (U.S.). The Journal of At-risk Issues: A Joint Publication of the National Dropout Prevention Center and Network. Clemson, SC: National Dropout Prevention Center and the National Dropout Prevention Network, 1994.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational Dropout Prevention Center और National Dropout Prevention Network (U.S.). The Journal of At-risk Issues: A Joint Publication of the National Dropout Prevention Center and Network. National Dropout Prevention Center and the National Dropout Prevention Network, 1994.