Παραπομπή σε μορφή APA (7η εκδ.)

de Haas, H. (2009). Migration system formation and decline: A theoretical inquiry into the self-perpetuating and self-undermining dynamics of migration processes. International Migration Institute.

Παραπομπή σε μορφή Chicago (17η εκδ.)

de Haas, H. Migration System Formation and Decline: A Theoretical Inquiry into the Self-perpetuating and Self-undermining Dynamics of Migration Processes. International Migration Institute, 2009.

Παραπομπή σε μορφή MLA (9th εκδ.)

de Haas, H. Migration System Formation and Decline: A Theoretical Inquiry into the Self-perpetuating and Self-undermining Dynamics of Migration Processes. International Migration Institute, 2009.