Björk, Tomas. "Bonds and Interest Rates." Arbitrage Theory in Continuous Time. : Oxford University Press, 1998-09-24. Oxford Scholarship Online. 2003-11-01. Date Accessed 22 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/0198775180.001.0001/acprof-9780198775188-chapter-15>.
Björk, T.(1998-09-24). Bonds and Interest Rates. In Arbitrage Theory in Continuous Time. : Oxford University Press. Retrieved 22 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/0198775180.001.0001/acprof-9780198775188-chapter-15.
Björk, Tomas. "Bonds and Interest Rates." In Arbitrage Theory in Continuous Time. : Oxford University Press, 1998-09-24. http://www.oxfordscholarship.com/view/10.1093/0198775180.001.0001/acprof-9780198775188-chapter-15.
Björk T. Bonds and Interest Rates. In: Björk T. Arbitrage Theory in Continuous Time. Oxford University Press; 1998. http://www.oxfordscholarship.com/view/10.1093/0198775180.001.0001/acprof-9780198775188-chapter-15. Accessed May 22, 2013.