Хайлтын үр дүнгүүд - International Conference on Input-Output Techniques
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Advances in input-output analysis technology, planning, and development /
Хэвлэсэн 1991“…International Conference on Input-Output Techniques…”
An electronic book accessible through the World Wide Web; click to view
Цахим Бага хурлын үйл явц Цахим ном