Terry J. Rosenberg, and Robert W. Lake. “Toward a Revised Model of Residential Segregation and Succession: Puerto Ricans in New York, 1960-1970.” American Journal of Sociology, vol. 81, no. 5, 1976, pp. 1142–1150. www.jstor.org/stable/2777559.
Kantrowitz, Nathan. “Social Mobility of Puerto Ricans: Education, Occupation, and Income Changes among Children of Migrants, New York, 1950-1960.” The International Migration Review, vol. 2, no. 2, 1968, pp. 53–72. www.jstor.org/stable/3092041.
Carol Oja, “West Side Story and The Music Man: Whiteness, Immigration, and Race in the US during the late 1950s.” Studies in Musical Theater 3,1 (2009)
Briggs, Laura. Reproducing Empire: Race, Sex, Science and US Imperialism in Puerto Rico
First two can be found on the Newman Library databases and the last two are on the list of recommended readings
Good sources. Just remember that you will need to read chapters in the Briggs book that were not assigned in class for the paper.