Παραπομπή σε μορφή APA (7η εκδ.)

Craig Roberts. (2019). Psychology for Cambridge International AS and A Level: For the 9698 syllabus. Oxford University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Craig Roberts. Psychology for Cambridge International AS and A Level: For the 9698 Syllabus. Oxford University Press, 2019.

Παραπομπή σε μορφή MLA (9th εκδ.)

Craig Roberts. Psychology for Cambridge International AS and A Level: For the 9698 Syllabus. Oxford University Press, 2019.