Biblio

D. Yohalem, McCommon, C., y Warner, D. B., «Community management of rural water supply and sanitation services», vol. no. 67. World Bank, Washington, DC, USA, p. xi, 49 p.: tab., 1990.

D. Yohalem, «Programming guide for guinea worm eradication», vol. no. 329. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. viii, 100 p., 1990.

D. Yohalem y Yacoob, M., «Second regional conference on guinea worm in Africa : Accra, Ghana, March 14-18, 1988», vol. No. 240. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. iii, 76 p.: tab., 1988.

R. B. Isely y Yohalem, D., «A workshop design for community participation», vol. no. 33. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 2 vol. (ca. 380 p ; ca. 290 p.): tab., 1988.

D. Yohalem, «Training in rainwater catchment for Sanru-96 village health workers and Peace Corps volunteers», vol. no. 115. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. iv, 44 p., 1984.

D. B. Edwards, Keller, K., y Yohalem, D., «A workshop design for rainwater roof catchment systems : a training guide», vol. no. 27. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. v, 313 p.: ill., 1984.