Παραπομπή σε μορφή APA (7η εκδ.)

McKeefery, W. J. (1970). Parameters of learning: Perspective in higher education today. Southern Illinois University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

McKeefery, William James. Parameters of Learning: Perspective in Higher Education Today. Carbondale: Southern Illinois University Press, 1970.

Παραπομπή σε μορφή MLA (9th εκδ.)

McKeefery, William James. Parameters of Learning: Perspective in Higher Education Today. Southern Illinois University Press, 1970.