APA-viite (7. p.)

Becker, G. S., & Coyle, D. (2011). The challenge of immigration: A radical solution. Institute of Economic Affairs.

Chicago-viite (17. p.)

Becker, Gary S., ja Diane Coyle. The Challenge of Immigration: A Radical Solution. London: Institute of Economic Affairs, 2011.

MLA-viite (9. p.)

Becker, Gary S., ja Diane Coyle. The Challenge of Immigration: A Radical Solution. Institute of Economic Affairs, 2011.