1. Aranzi, G. C. (1954) De Humano Foetu Liber–see Eastman, N. J.
2. Symphysiotomy and subsequent pregnancy in the Kilimanjaro region of Tanzania;Armon;East African Medical Journal,1978
3. The vacuum extractor in association with symphysiotomy at a provincial hospital in Kenya;Bird;East African Medical Journal,1966
4. Subcutaneous symphysiotomy in association with the vacuum extractor;Bird;Journal of Obstetrics and Gynaecology of the British Commonwealth,1967
5. Blundell, J. (1832) Lectures on Midwifery and the Diseases of Women and Children. London.