Παραπομπή σε μορφή APA (7η εκδ.)

O'Hagan, S. (2014). Variability in assessor responses to undergraduate essays: An issue for assessment quality in higher education. Peter Lang.

Παραπομπή σε μορφή Chicago (17η εκδ.)

O'Hagan, Sally. Variability in Assessor Responses to Undergraduate Essays: An Issue for Assessment Quality in Higher Education. Bern: Peter Lang, 2014.

Παραπομπή σε μορφή MLA (9th εκδ.)

O'Hagan, Sally. Variability in Assessor Responses to Undergraduate Essays: An Issue for Assessment Quality in Higher Education. Peter Lang, 2014.