Seiffert, Erik R. "Paleogene “Insectivores”." Cenozoic Mammals of Africa. : University of California Press, 2010-07-20. California Scholarship Online. 2012-03-22. Date Accessed 19 Jun. 2013 <http://california.universitypressscholarship.com/view/10.1525/california/9780520257214.001.0001/upso-9780520257214-chapter-16>.
Seiffert, E.(2010-07-20). Paleogene “Insectivores”. In Cenozoic Mammals of Africa. : University of California Press. Retrieved 19 Jun. 2013, from http://california.universitypressscholarship.com/view/10.1525/california/9780520257214.001.0001/upso-9780520257214-chapter-16.
Seiffert, Erik R. "Paleogene “Insectivores”." In Cenozoic Mammals of Africa. : University of California Press, 2010-07-20. http://california.universitypressscholarship.com/view/10.1525/california/9780520257214.001.0001/upso-9780520257214-chapter-16.
Seiffert ER. Paleogene “Insectivores”. In: Werdelin L. Cenozoic Mammals of Africa. University of California Press; 2010. http://california.universitypressscholarship.com/view/10.1525/california/9780520257214.001.0001/upso-9780520257214-chapter-16. Accessed June 19, 2013.