hassouna, w. a. (1970). basic economic concepts for health planners. the institute of national planning.
Cita Chicago (17th ed.)hassouna, w. a. Basic Economic Concepts for Health Planners. cairo: the institute of national planning, 1970.
Cita MLA (9th ed.)hassouna, w. a. Basic Economic Concepts for Health Planners. the institute of national planning, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.