1. WHO Offset publication no. 95;Mangay-Maglacas,1986
2. WHO offset publications no. 18;Verderese,1975
3. Traditional Birth Attendants. A Field Guide to Their Training, Evaluation and Articulation with Health Services;World Health Organization,1979
4. The traditional Birth Attendant in Seven Countries. Case Studies in Utilization and Training,1981
5. Greenwood A.M., Bradley A.K., Byass P. et al. Evaluation of primary health care programme in The Gambia. The impact of trained traditional birth attendants on the outcome of pregnancy. J. Trop. Med. Hygiene 93, (1), 58–66.