[Seminar on Industrial Information (for the ECAFE and ECA Regions), Tehran, Iran, 14 - 25 Sept. 1970 Papers.
| निगमित लेखक: | |
|---|---|
| Resource Type: | पुस्तक |
| भाषा: | English |
| प्रकाशित: |
Vienna (Austria)
United Nations Industrial Development Organization (UNIDO)
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| विषय: |