rudolph, j. (1958). balance of national economy-an instrument of long term planning. the institute of national planning.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)rudolph, johannes. Balance of National Economy-an Instrument of Long Term Planning. cairo: the institute of national planning, 1958.
MLA -ийн эшлэл (9 дэх хэвлэлт)rudolph, johannes. Balance of National Economy-an Instrument of Long Term Planning. the institute of national planning, 1958.