Proceedings of ninth national symposium

Eitemau Tebyg

• Proceedings of the Ninth Invernational Sea Weed Symposium
  gan: Jensen,Arne
  Cyhoeddwyd: (1979)
• Proceedings of the eighth and ninth convention and national symposium on aqusition of modern techniques for the development of geosciences
  Cyhoeddwyd: (1996)
• Proceedings of the Ninth Workshop of the Tropical Marine Mollusc Programme(TMMP)
  Cyhoeddwyd: (1999)
• National symposium on acoustics: proceedings
  Cyhoeddwyd: (1987)
• Proceedings of The Ninth International Congress of Linguists
  Cyhoeddwyd: (1964)