APA-Zitierstil (7. Ausg.)

Bean, F. D. (1989). Opening and closing the doors: Evaluating immigration reform and control. RAND Corp. <<[u.a.]>>.

Chicago-Zitierstil (17. Ausg.)

Bean, Frank D. Opening and Closing the Doors: Evaluating Immigration Reform and Control. Santa Monica, Calif: RAND Corp. <<[u.a.]>>, 1989.

MLA-Zitierstil (9. Ausg.)

Bean, Frank D. Opening and Closing the Doors: Evaluating Immigration Reform and Control. RAND Corp. <<[u.a.]>>, 1989.