Fisher, Robert M., and Debra Lochner Doyle. "Public health needs assessment for state-based genetic services delivery." Genetics and Public Health in the 21st Century: Using Genetic Information to Improve Health and Prevent Disease. : Oxford University Press, 2000-09-21. Oxford Scholarship Online. 2009-09-01. Date Accessed 18 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195128307.001.0001/acprof-9780195128307-chapter-14>.
Fisher, R., & Doyle, D.(2000-09-21). Public health needs assessment for state-based genetic services delivery. In Genetics and Public Health in the 21st Century: Using Genetic Information to Improve Health and Prevent Disease. : Oxford University Press. Retrieved 18 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195128307.001.0001/acprof-9780195128307-chapter-14.
Fisher, Robert M., and Debra Lochner Doyle. "Public health needs assessment for state-based genetic services delivery." In Genetics and Public Health in the 21st Century: Using Genetic Information to Improve Health and Prevent Disease. : Oxford University Press, 2000-09-21. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195128307.001.0001/acprof-9780195128307-chapter-14.
Fisher RM, Doyle DL. Public health needs assessment for state-based genetic services delivery. In: Khoury MJ, Burke W, Thomson E. Genetics and Public Health in the 21st Century: Using Genetic Information to Improve Health and Prevent Disease. Oxford University Press; 2000. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195128307.001.0001/acprof-9780195128307-chapter-14. Accessed May 18, 2013.