@techreport{Passel2011,
author = {Passel, J. and Cohn, D. and Lopez, M.},
title= {Hispanics account for more than half of nation’s growth in past decade},
year = {2011},
URL = {http://www.pewhispanic.org/files/reports/140.pdf},
publisher = {Pew Research Center},
address = {Washington},
}