APA
Card D., DiNardo J. & Estes E. (1998). The more things change : immigrants and the children of immigrants in the 1940s, the 1970s, and the 1990s. Cambridge, Mass: National Bureau of Economic Research.
Chicago
Card David, DiNardo John and Estes Eugena. 1998. The more things change : immigrants and the children of immigrants in the 1940s, the 1970s, and the 1990s. Cambridge, Mass: National Bureau of Economic Research.
Harvard
Card D., DiNardo J. and Estes E. (1998). The more things change : immigrants and the children of immigrants in the 1940s, the 1970s, and the 1990s. Cambridge, Mass: National Bureau of Economic Research.
MLA
Card David, DiNardo John and Estes Eugena. The more things change : immigrants and the children of immigrants in the 1940s, the 1970s, and the 1990s. Cambridge, Mass: National Bureau of Economic Research. 1998.