Παρόμοια τεκμήρια

• Proccedings of the Interregional Seminar on industrial research and development institutes in Developing Countries /
  Έκδοση: (1966)
• Ninth annual report 1968 /
  Έκδοση: (1968)
• Proccedings of the Interregional Seminar on the Water Resources Administration /
  Έκδοση: (1975)
• The International Rice Research Institute annual report for 1975 /
  Έκδοση: (1976)
• The International Rice Research Institute annual report for 1976 /
  Έκδοση: (1976)