Παραπομπή σε μορφή APA (7η εκδ.)

Kraut, R. (2007). What is good and why: The ethics of well-being. Harvard University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kraut, Richard. What Is Good and Why: The Ethics of Well-being. Cambridge, Massachusetts: Harvard University Press, 2007.

Παραπομπή σε μορφή MLA (8th εκδ.)

Kraut, Richard. What Is Good and Why: The Ethics of Well-being. Harvard University Press, 2007.