APA-referens (7:e uppl.)
Harrison, K. A. (2006). An arduous climb: From the creeks of the Niger Delta to leading obstetrician and University Vice Chancellor. Adonis & Abbey Publishers Ltd..
Chicago-referens (17:e uppl.)
Harrison, Kelsey A. An Arduous Climb: From the Creeks of the Niger Delta to Leading Obstetrician and University Vice Chancellor. London: Adonis & Abbey Publishers Ltd., 2006.
MLA-referens (9:e uppl.)
Harrison, Kelsey A. An Arduous Climb: From the Creeks of the Niger Delta to Leading Obstetrician and University Vice Chancellor. Adonis & Abbey Publishers Ltd., 2006.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.