hassouna, w. a. (1970). basic economic concepts for health planners. the institute of national planning.
Style de citation Chicago (17e éd.)hassouna, w. a. Basic Economic Concepts for Health Planners. cairo: the institute of national planning, 1970.
Style de citation MLA (9e éd.)hassouna, w. a. Basic Economic Concepts for Health Planners. the institute of national planning, 1970.