Abstracts of scientific papers

Eitemau Tebyg

• Environmental abstracts 1998 /
  Cyhoeddwyd: (1998)
• Abstracts and abstracting; a genre and set of skills for the twenty-first century /
  gan: Koltay, Tibor .
  Cyhoeddwyd: (2010)
• Abstracts and abstracting; a genre and set of skills for the twenty-first century /
  gan: Koltay, Tibor .
  Cyhoeddwyd: (2010)
• Abstract algebra /
  gan: Sheth, I. .H
  Cyhoeddwyd: (2009)
• Abstract algebra /
  gan: Dummit, David S.
  Cyhoeddwyd: (2010)