edited by Robert L. Brent and Maureen I. Harris. xi + 411 pages, illustrated. Fogarty International Center Series on Preventive Medicine, Volume 3, DHEW Publication No. (NIH) 76–853, for sale by the Superintendent of Documents, U.S. Government Printing Office, Washington, D.C. 20402. 1976. $8.20
by David Scott, O.B.E., M.A., M.D. (Cantab.), D.P.H. (London), D.T.M. and H. (Liverpool), formerly Specialist Epidemiologist, Ministry of Health, Ghana, and in charge of Medical Field Units. xviii + 208 pages, illustrated. Oxford University Press, London, New York, Toronto. 1965. 35/- net
