American Community Survey. 2012. “School Enrollment and Work Status: 2011.” Accessed April 13, 2015. http://www.census.gov/prod/2013pubs/acsbr11-14.pdf.
National Center for Educational Statistics. “Digest of Education Statistics.” (2008 and 2010). Accessed December 11, 2013. nces.ed.gov.
CreditCards.com. 2013. http://www.creditcards.com/credit-card-news/credit-card-industry-facts-personal-debt-statistics-1276.php.
岩月龍平
川崎心
関口翠
高橋絢子
豊倉幹人
長岡佑治
丸山知紗
吉田正恵