qayum, a. (1965). development of a dual economy. the institute of national planning.
Style de citation Chicago (17e éd.)qayum, a. Development of a Dual Economy. cairo: the institute of national planning, 1965.
Style de citation MLA (9e éd.)qayum, a. Development of a Dual Economy. the institute of national planning, 1965.
Attention : ces citations peuvent ne pas être correctes à 100%.