naguib, n., & hassouna, w. a. (1970). evaluation of social services. the institute of national planning.
Čikaški stil citiranja (17. izdanje)naguib, nadia, i w. a. hassouna. Evaluation of Social Services. cairo: the institute of national planning, 1970.
MLA način citiranja (9. izdanje)naguib, nadia, i w. a. hassouna. Evaluation of Social Services. the institute of national planning, 1970.
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