Lua APA (7ú heag.)

qayum, a. (1965). development of a dual economy. the institute of national planning.

Lua i Stíl Chicago (17ú heag.)

qayum, a. Development of a Dual Economy. cairo: the institute of national planning, 1965.

Lua MLA (9ú heag.)

qayum, a. Development of a Dual Economy. the institute of national planning, 1965.

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