בידספיריט | חמישה פרסומים אודות כלכלת ארץ
חמישה פרסומים אודות כלכלת ארץ ישראל תקופת המנדט: - a. Economic Data 23.3.25, iss by the Ind. Dept Palestine, executive Jerusalem detailed statement showing the quantity and value of each description of merchandise imported , Commercial bulletin 1.4.19, Annual Rep of the Dep of customes excise and trade c. Foreign trade of Palestine and other countries of the middle east in 1930-1931, pub by Jewish Agency, July 1933