Lua APA (7ú heag.)
ebrary, Inc, Borjas, G. J., & Freeman, R. B. (1992). Immigration and the work force: Economic consequences for the United States and source areas. University of Chicago Press.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, George J. Borjas, agus Richard B. Freeman. Immigration and the Work Force: Economic Consequences for the United States and Source Areas. Chicago: University of Chicago Press, 1992.
Lua MLA (9ú heag.)
ebrary, Inc, et al. Immigration and the Work Force: Economic Consequences for the United States and Source Areas. University of Chicago Press, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.