(1992). Science in Africa: Innovation in higher education. America association for the advancement of science.
Chicago-viite (17. p.)Science in Africa: Innovation in Higher Education. Wshington: America association for the advancement of science, 1992.
MLA-viite (9. p.)Science in Africa: Innovation in Higher Education. America association for the advancement of science, 1992.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.