You'll find the full PDFs of each of these articles listed below the citations.
Engle, J., Bermeo, A. and O'Brien, C. (2010) Straight from the Source: What Works for First Generation College Students. Retrieved 10/16/2012, from http://www.pellinstitute.org/publications-Straight_from_the_Source.shtml
Engle, J. and Tinto, V. Moving Beyond Access: College Success for Low-Income, First-Generation Students. Retrieved 10/16/2012, from http://www.pellinstitute.org/publications-Moving_Beyond_Access_2008.shtml.
Saenz, V.,Hurtado S., Barrera D., Wolf D., Yeung, F. Higher Education Research Institute. First in My Family: A Profile of First-Generation College Students at Four-Year Institutions Since 1971. Retrieved 10/31/12, from http://heri.ucla.edu/publications-brp.php.
Nunez, A., and Cuccaro-Alamin, S. (1998) First-Generation Students: Undergraduates Whose Parents Never Enrolled in Postsecondary Education. Retrieved 10/16/2012 from http://nces.ed.gov/pubsearch/pubsinfo.asp?pubid=98082.
Laura Rendon. Life on the Border. Retrieved 03/11/15 from http://onlinelibrary.wiley.com/doi/10.1002/abc.6190010504/epdf.