Cohn, D’Vera, Eileen Patten and Mark Hugo Lopez. 2014. “Puerto Rican Population Declines on Island, Grows on U.S. Mainland.” Washington, D.C.: Pew Research Center, August.

Krogstad, Jens Manuel and Ana Gonzalez-Barrera. 2015. “A majority of English-speaking Hispanics in the U.S. are bilingual.” Washington, D.C.: Pew Research Center, March.

Krogstad, Jens Manuel, Mark Hugo Lopez and Drew DeSilver. 2015. “Puerto Rico’s losses are not just economic, but in people, too.” Washington, D.C.: Pew Research Center, July.

Krogstad, Jens Manuel, Renee Stepler and Mark Hugo Lopez. 2015. “English Proficiency on the Rise Among Latinos: U.S. Born Driving Language Changes.” Washington, D.C.: Pew Research Center, May.

Lopez, Mark Hugo. 2013. “Three-Fourths of Hispanics Say Their Community Needs a Leader.” Washington, D.C.: Pew Research Center, October.

Suro, Roberto. 2002. “Counting the ‘Other Hispanics’: How Many Colombians, Dominicans, Ecuadorians, Guatemalans and Salvadorans Are There in the United States?” Washington, D.C.: Pew Research Center, May.