Study Search Results Your query returned 5 results. Series results are grouped under the most relevant study. You can ungroup series results. Results per page: 25 50 100 Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Most Downloaded (?) Study Title/Investigator 1. 21st Century Americanism: Nationally Representative Survey of the United States Population, 2004 (ICPSR 27601) Schildkraut, Deborah; Grosse, Ashley 2. Immigration and Intergenerational Mobility in Metropolitan Los Angeles (IIMMLA), 2004 (ICPSR 22627) Rumbaut, Rubén G.; Bean, Frank D.; Chávez, Leo R.; et al. 3. National Survey of Youth, 1972 (ICPSR 7593) Gold, Martin 4. Voice of the People, 2004 (ICPSR 24681) Gallup International Association 5. Youth-Parent Socialization Panel Study, 1965-1982: Wave III (ICPSR 9134) Jennings, M. Kent; Markus, Gregory B.; Niemi, Richard G.