Παραπομπή σε μορφή APA (7η εκδ.)

Della Porta, D., & Keating, M. (2008). Approaches and methodologies in the social sciences: A pluralist perspective. Cambridge University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Della Porta, Donatella, και Michael Keating. Approaches and Methodologies in the Social Sciences: A Pluralist Perspective. Cambridge: Cambridge University Press, 2008.

Παραπομπή σε μορφή MLA (8th εκδ.)

Della Porta, Donatella, και Michael Keating. Approaches and Methodologies in the Social Sciences: A Pluralist Perspective. Cambridge University Press, 2008.