Παραπομπή APA

(1957). Industrial census, 1955. Lebanon, NH: American University of Beirut. Economic Research Institute.

Παραπομπή Chicago Style

Industrial Census, 1955. Lebanon, NH: American University of Beirut. Economic Research Institute, 1957.

Παραπομπή MLA

Industrial Census, 1955. Lebanon, NH: American University of Beirut. Economic Research Institute, 1957.

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