1. American College Health Association 2008 Original ACHA-NCHA sample paper survey (fall 2008 to spring 2011) www.acha-ncha.org/sample_survey.html
2. American College Health Association 2009a American College Health Association-National College Health Assessment II: Reference group data report Fall 2008 http://www.acha-ncha.org/docs/ACHA-NCHA_Reference_Group_Report_Fall2008.pdf
3. American College Health Association 2009b American College Health Association-National College Health Assessment II: Reference group data report Spring 2009 http://www.acha-ncha.org/docs/ACHA-NCHA_Reference_Group_Report_Spring2009.pdf
4. Transgender issues on college campuses;Beemyn;New Directions for Student Services,2005