Parasitic Protozoa, by J. P. Kreier and J. R. Baker. xiv + 241 pages, illustrated. Allen & Unwin International Publishers, 8 Winchester Place, Winchester, Massachusetts 01890. 1987. $24.95.

The Solomon Islands Project: A Long-Term Study of Health, Human Biology, and Culture Change, edited by Jonathan Scott Friedlaender. xii + 409 pages, illustrated. Oxford University Press, 200 Madison Avenue, New York, New York 10016. 1987. $90.00.

Organophosphorous Insecticides: A General Introduction, Environmental Health Criteria No. 63, by the World Health Organization. 181 pages, illustrated. World Health Organization, 1211 Geneva 27, Switzerland. 1986. $9.60, paperbound.

Malnutrition: What Can Be Done? Lessons from World Bank Experience, by Alan Berg. x + 139 pages, illustrated. The Johns Hopkins University Press, 701 West 40th Street, Suite 275, Baltimore, Maryland 21211. 1987. $10.95, paperbound.

Molecular Paradigms for Eradicating Helminthic Parasites, edited by Austin J. MacInnis. xxiii + 575 pages, illustrated. Alan R. Liss, Inc., 41 East 11th Street, New York, New York 10003. 1987. $110.00.