APA-viite (7. p.)
Sanyal, B. C., & Yacoub, e. S. A. (1975). Higher education and employment in the Sudan. International Institute for Educational Planning.
Chicago-viite (17. p.)
Sanyal, Bikas C., ja el Sammani A. Yacoub. Higher Education and Employment in the Sudan. Paris: International Institute for Educational Planning, 1975.
MLA-viite (9. p.)
Sanyal, Bikas C., ja el Sammani A. Yacoub. Higher Education and Employment in the Sudan. International Institute for Educational Planning, 1975.
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