Greenwood, M. J., & McDowell, J. M. (1999). Legal U.S. Immigration: Influences on gender, age, and skill composition. W.E. Upjohn Institute for Employment Research.
Chicago-Zitierstil (17. Ausg.)Greenwood, Michael J., und John M. McDowell. Legal U.S. Immigration: Influences on Gender, Age, and Skill Composition. Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 1999.
MLA-Zitierstil (9. Ausg.)Greenwood, Michael J., und John M. McDowell. Legal U.S. Immigration: Influences on Gender, Age, and Skill Composition. W.E. Upjohn Institute for Employment Research, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.