Hassouna, W. (1971). Priority Determination in Health Planning: A Position Paper. The Institute of National Planning.
Cytowanie według stylu Chicago (wyd. 17)Hassouna, W.A. Priority Determination in Health Planning: A Position Paper. Cairo: The Institute of National Planning, 1971.
Cytowanie według stylu MLA (wyd. 9)Hassouna, W.A. Priority Determination in Health Planning: A Position Paper. The Institute of National Planning, 1971.