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Seminar on cost and return ratios for major agricultural products, Turkey, Iran, Pakistan, May 6 - June 27, 1963
- 859.1
- Central treaty organization (CENTO),
- 1963.
- Ankara, Turkey :
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Conference on teaching of science, held in Tehran, Iran, June 10-15, 1963
- 85
- Central treaty organization (CENTO),
- 1963.
- Ankara :
-
Symposium on iron ore, held in Isphahan, Iran, October 2-5, 1963
- 85
- Central treaty organization (CENTO),
- 1963.
- Ankara, Turkey :