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.
Παραπομπή σε μορφή Chicago (17η εκδ.)National University Continuing Education Association (U.S.) και 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.
Παραπομπή σε μορφή MLA (9th εκδ.)National University Continuing Education Association (U.S.) και 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.