Landes, Richard. "Suicidal Millennialism: Xhosa Cattle-Slaying (1856–1857 ce)." Heaven on Earth: The Varieties of the Millennial Experience. : Oxford University Press, 2011-08-01. Oxford Scholarship Online. 2011-09-22. Date Accessed 20 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199753598.001.0001/acprof-9780199753598-chapter-4>.
Landes, R.(2011-08-01). Suicidal Millennialism: Xhosa Cattle-Slaying (1856–1857 ce). In Heaven on Earth: The Varieties of the Millennial Experience. : Oxford University Press. Retrieved 20 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199753598.001.0001/acprof-9780199753598-chapter-4.
Landes, Richard. "Suicidal Millennialism: Xhosa Cattle-Slaying (1856–1857 ce)." In Heaven on Earth: The Varieties of the Millennial Experience. : Oxford University Press, 2011-08-01. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199753598.001.0001/acprof-9780199753598-chapter-4.
Landes R. Suicidal Millennialism: Xhosa Cattle-Slaying (1856–1857 ce). In: Landes R. Heaven on Earth: The Varieties of the Millennial Experience. Oxford University Press; 2011. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199753598.001.0001/acprof-9780199753598-chapter-4. Accessed May 20, 2013.