Παραπομπή σε μορφή APA (7η εκδ.)

(1969). The audio-tutorial approach to learning: Through independent study and integrated experiences / [by] S. N. Postlethwait, J. Novak [and] H. T. Murray, Jr.

Παραπομπή σε μορφή Chicago (17η εκδ.)

The Audio-tutorial Approach to Learning: Through Independent Study and Integrated Experiences / [by] S. N. Postlethwait, J. Novak [and] H. T. Murray, Jr. 1969.

Παραπομπή σε μορφή MLA (9th εκδ.)

The Audio-tutorial Approach to Learning: Through Independent Study and Integrated Experiences / [by] S. N. Postlethwait, J. Novak [and] H. T. Murray, Jr. 1969.