el - sherbini, a. f., & hassouna, w. a. (1969). the role of institutes of public health in national health planning. the institute of national planning.
Chicago (17e ed.) Bronvermeldingel - sherbini, ahmed f., en w. a. hassouna. The Role of Institutes of Public Health in National Health Planning. cairo: the institute of national planning, 1969.
MLA (9e ed.) Bronvermeldingel - sherbini, ahmed f., en w. a. hassouna. The Role of Institutes of Public Health in National Health Planning. the institute of national planning, 1969.
Let op: Deze citaties zijn niet altijd 100% accuraat.