foggon, g. (1964). ( manpower problems ( general. the institute of national planning.
Cita Chicago (17th ed.)foggon, g. ( Manpower Problems ( General. cairo: the institute of national planning, 1964.
Cita MLA (9th ed.)foggon, g. ( Manpower Problems ( General. the institute of national planning, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.