Yazar
far east regional irrigation seminar
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Cilt sonuçları
Proceedings of the Far East Regional Irrigation Seminar, Taipei, Taiwan, Republic of China, May 1-May 12, 1961, jointly sponsored by the Joint Commission on Rural Reconstruction and the International Cooperation Administration
Far East Regional Irrigation Seminar, Tʻai-pei (City) · Sine nomine
437 sayfa · 1961
Congresses / Irrigation