Horn, J. (1969). Africa : technical assistance programs of U.S. non-profit organizations: Including voluntary agencies, missions, and foundations; directory--1969.

Horn, Jackie. Africa : Technical Assistance Programs of U.S. Non-profit Organizations: Including Voluntary Agencies, Missions, and Foundations; Directory--1969. New York, 1969.

Horn, Jackie. Africa : Technical Assistance Programs of U.S. Non-profit Organizations: Including Voluntary Agencies, Missions, and Foundations; Directory--1969. 1969.