National University Continuing Education Association (U.S.) & University Continuing Education Association. (1987). Continuing higher education review: The journal of the National University Continuing Education Association. Ohio State University, Office of Continuing Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational University Continuing Education Association (U.S.) और University Continuing Education Association. Continuing Higher Education Review: The Journal of the National University Continuing Education Association. [Columbus, Ohio: Ohio State University, Office of Continuing Education, 1987.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational University Continuing Education Association (U.S.) और University Continuing Education Association. Continuing Higher Education Review: The Journal of the National University Continuing Education Association. Ohio State University, Office of Continuing Education, 1987.