Sherman, Nancy. "Permission to Grieve." Stoic Warriors: The Ancient Philosophy behind the Military Mind. : Oxford University Press, 2007-03-19. Oxford Scholarship Online. 2011-10-03. Date Accessed 18 Jun. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195315912.001.0001/acprof-9780195315912-chapter-6>.
Sherman, N.(2007-03-19). Permission to Grieve. In Stoic Warriors: The Ancient Philosophy behind the Military Mind. : Oxford University Press. Retrieved 18 Jun. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195315912.001.0001/acprof-9780195315912-chapter-6.
Sherman, Nancy. "Permission to Grieve." In Stoic Warriors: The Ancient Philosophy behind the Military Mind. : Oxford University Press, 2007-03-19. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195315912.001.0001/acprof-9780195315912-chapter-6.
Sherman N. Permission to Grieve. In: Sherman N. Stoic Warriors: The Ancient Philosophy behind the Military Mind. Oxford University Press; 2007. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195315912.001.0001/acprof-9780195315912-chapter-6. Accessed June 18, 2013.