Παραπομπή σε μορφή APA (7η εκδ.)

Wellman, C. H., & Cole, P. (2011). Debating the ethics of immigration: Is there a right to exclude? Oxford University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wellman, Christopher Heath, και Phillip Cole. Debating the Ethics of Immigration: Is There a Right to Exclude? Oxford: Oxford University Press, 2011.

Παραπομπή σε μορφή MLA (9th εκδ.)

Wellman, Christopher Heath, και Phillip Cole. Debating the Ethics of Immigration: Is There a Right to Exclude? Oxford University Press, 2011.