The Practice of International Health: A Case-Based Orientation. : Oxford University Press, 2009-01-15. Oxford Scholarship Online. 2009-09-01. Date Accessed 21 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195310276.001.0001/acprof-9780195310276>.
(2009-01-15). The Practice of International Health: A Case-Based Orientation. : Oxford University Press. Retrieved 21 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195310276.001.0001/acprof-9780195310276.
The Practice of International Health: A Case-Based Orientation. : Oxford University Press, 2009-01-15. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195310276.001.0001/acprof-9780195310276.
Perlman D, Roy A. The Practice of International Health: A Case-Based Orientation. Oxford University Press; 2009. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195310276.001.0001/acprof-9780195310276. Accessed May 21, 2013.