1. (1975). The human placenta as a filter for cells and plasma proteins. In: , (Eds). Immunobiology of Trophoblast, Cambridge: Cambridge University Press, 193–215.
2. (1982). The immunosuppressive role of alpha-fetoprotein and the transfer of lymphocytes across the placenta: two controversial issues in the materno-fetal relationship. In: (Eds). Paediatric Research: A Genetic Approach, London: Heinemann Medical Books, 183–196.
3. Breaking the blood barrier
4. (1992b). Fetal nucleated cells in the maternal circulation. In: , (Eds), Prenatal Diagnosis and Screening, Edinburgh: Churchill Livingstone, 651–660.
5. (1974). The transfer of lymphocytes through the human placenta. In: (Eds). Proceedings of the First International Congress of Immunology in Obstetrics and Gynaecology (Padua), Amsterdam: Excerpta Medica Foundation, 177–182.