Hollifield, J. F., & Brettell, C. (2008). Migration theory: Talking across disciplines (ed. 3.). Routledge.
Citazione stile Chigago Style (17a edizione)Hollifield, James F., e Caroline Brettell. Migration Theory: Talking Across Disciplines. ed. 3. New York: Routledge, 2008.
Citatione MLA (9a ed.)Hollifield, James F., e Caroline Brettell. Migration Theory: Talking Across Disciplines. ed. 3. Routledge, 2008.