Hassouna, W. (1971). Priority Determination in Health Planning: A Position Paper. The Institute of National Planning.
Παραπομπή σε μορφή Chicago (17η εκδ.)Hassouna, W.A. Priority Determination in Health Planning: A Position Paper. Cairo: The Institute of National Planning, 1971.
Παραπομπή σε μορφή MLA (9th εκδ.)Hassouna, W.A. Priority Determination in Health Planning: A Position Paper. The Institute of National Planning, 1971.